{"product_id":"tenable-riflestock-b2131s2","title":"Tenable Riflestock B2131S2 Blackwash Nitro-V Blade Shred Carbon Fiber Handle Lock Back Folding knife","description":"\u003cp\u003eThe \u003ca href=\"https:\/\/edcmall.cn\/collections\/tenable-riflestock\"\u003eTenable Riflestock\u003c\/a\u003e B2131S2 combines timeless gunstock-pattern design with modern practicality. Designed by retired law enforcement officer \u003ca href=\"https:\/\/edcmall.cn\/collections\/nick-swan\"\u003eNick Swan\u003c\/a\u003e, this lock-back folder prioritizes reliability and everyday usability. Its slim 5.48\" profile fits effortlessly in your pocket, making it ideal for light daily tasks. The Nitro-V blade offers exceptional toughness, fine edge stability, and corrosion resistance with remarkable sharpening ease. The blackwash flat grind blade pairs perfectly with the shred carbon fiber handle. Weighing just 1.66oz at 58-60 HRC hardness, this 2.34\" blade delivers durability and ease of maintenance for demanding applications. Built to be carried and used, not shelved.\u003c\/p\u003e\n\u003ch2 class=\"product-title\"\u003e\u003cstrong\u003eNitro-V Blade Introduction\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/edcmall.cn\/collections\/nitro-v\"\u003eNitro-V\u003c\/a\u003e is a nitrogen-enriched martensitic stainless steel refined to deliver an outstanding balance of extreme toughness, fine edge stability, and excellent corrosion resistance. Its fine carbide structure allows for remarkable ease of sharpening and exceptional resistance to chipping. However, its edge retention is modest when compared to high-vanadium powder metallurgy steels, meaning it requires more frequent honing under abrasive cutting tasks. It is an ideal choice for demanding applications where durability and ease of maintenance outweigh ultimate wear resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e5.48\"\/139.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Length\u003c\/td\u003e\n\u003ctd\u003e2.34\"\/59.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Thickness\u003c\/td\u003e\n\u003ctd\u003e0.118\"\/ 3.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Material\u003c\/td\u003e\n\u003ctd\u003eNitro V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Style\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Grind\u003c\/td\u003e\n\u003ctd\u003eFlat Grind\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Finish\u003c\/td\u003e\n\u003ctd\u003eBlackwash \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle Material \u003c\/td\u003e\n\u003ctd\u003eShred Carbon Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLock Type\u003c\/td\u003e\n\u003ctd\u003eLock Back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.66oz\/47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003e58-60 HRC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Name \u003c\/td\u003e\n\u003ctd\u003eRiflestock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eB2131S2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigner\u003c\/td\u003e\n\u003ctd\u003eNick Swan \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Product Overview\u003c\/h2\u003e\n\u003cp\u003eThe Tenable Riflestock B2131S2 distills retired officer Nick Swan's duty experience into a slim \u003ca href=\"\/zh-hans\/collections\/tenable-riflestock\"\u003egunstock-pattern folder\u003c\/a\u003e: a 2.34-inch \u003ca href=\"\/zh-hans\/collections\/nitro-v\"\u003eNitro-V\u003c\/a\u003e blade on a flat grind, shred carbon fiber scales scales and a proven \u003ca href=\"\/zh-hans\/collections\/knives\"\u003elock back\u003c\/a\u003e mechanism. At 5.48 inches overall and just 1.66 oz, it is the rare knife that carries lighter than it looks, with checkered gunstock texturing borrowed straight from rifle furniture. Built to work, not to shelf-sit - a genuine \u003ca href=\"\/zh-hans\/collections\/folding-knives\"\u003eeveryday folding knife\u003c\/a\u003e for carriers who value reliability over flash, backed by \u003ca href=\"\/zh-hans\/collections\/edc-all-products\"\u003eEDC\u003c\/a\u003e-ready fit and finish.\u003c\/p\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Nitro-V Blade Performance\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"\/zh-hans\/collections\/nitro-v\"\u003eNitro-V\u003c\/a\u003e is the working carrier's steel: a nitrogen-alloyed martensitic stainless that trades a little ultimate edge retention for noticeably better toughness, chip resistance and sharpening ease. At 59-61 HRC a ten-minute touch-up on a ceramic rod returns a genuinely keen working edge, and the fine carbide structure resists the micro-chipping that ruins harder steels on boxes, cord and bone. For a knife meant to be used every day and maintained in minutes, it is one of the smartest choices in the \u003ca href=\"\/zh-hans\/collections\/knives\"\u003estore\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Core Selling Points\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNitro-V blade at 58-60 HRC - toughness, edge stability and easy upkeep\u003c\/li\u003e\n\u003cli\u003eLock back mechanism - rock-solid, proven and glove-friendly\u003c\/li\u003e\n\u003cli\u003eshred carbon fiber scales with checkered gunstock-pattern texturing\u003c\/li\u003e\n\u003cli\u003eNick Swan design from 20 years of law-enforcement field experience\u003c\/li\u003e\n\u003cli\u003e2.34 in blade, 5.48 in overall, 1.66 oz - disappears in any pocket\u003c\/li\u003e\n\u003cli\u003eSlim profile ideal for front-pocket and office carry\u003c\/li\u003e\n\u003cli\u003eFlat grind for clean push cuts on boxes, cord and food\u003c\/li\u003e\n\u003cli\u003eTenable build quality at a working price point\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Where It Earns Its Pocket Time\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOffice and front-pocket carry\u003c\/strong\u003e - At 1.66 oz and slim enough to forget, it rides in slacks or a shirt pocket all day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage and box duty\u003c\/strong\u003e - The flat-grind 2.34-inch blade slices tape and shrink wrap with control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday errands\u003c\/strong\u003e - Light enough for gym shorts, capable enough for anything the day throws at it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel backup\u003c\/strong\u003e - Compact, inoffensive and easy to maintain on the road.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirst quality knife\u003c\/strong\u003e - Accessible price, proven lock, honest steel - the right first step past gas-station knives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is a lock back lock?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eA spine-mounted lever snaps into a notch cut in the blade tang when the blade opens. It is one of the oldest and strongest folder locks - release by pressing the lever on the spine while closing.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhy is the Riflestock so light?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eSlim 3.0 mm blade stock, compact 2.34-inch blade and thin scales keep it at 1.66 oz. It is designed for carry comfort first.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes the Damascus version need special care?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes - wipe it dry and oil it occasionally, especially in humid weather. In exchange the water ripple pattern is unique to your exact blade.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs the gunstock texture actually grippy?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes - the checkered pattern is milled into the scales, adding real traction even with wet hands, and it is the design's signature look.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow does Nitro-V compare to 14C28N or D2?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eNitro-V is tougher and easier to sharpen than D2, with edge retention close to 14C28N - the balance point for a small working blade.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Steel Comparison Table\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSteel\u003c\/th\u003e\n\u003cth\u003eTypical HRC\u003c\/th\u003e\n\u003cth\u003eEdge Retention\u003c\/th\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003cth\u003eToughness\u003c\/th\u003e\n\u003cth\u003eSharpening Ease\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eNitro-V\u003c\/strong\u003e (this knife)\u003c\/td\u003e\n\u003ctd\u003e59-61\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eVery Good\u003c\/td\u003e\n\u003ctd\u003eBetter\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14C28N\u003c\/td\u003e\n\u003ctd\u003e59-61\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eVery Easy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eD2\u003c\/td\u003e\n\u003ctd\u003e58-61\u003c\/td\u003e\n\u003ctd\u003eVery Good\u003c\/td\u003e\n\u003ctd\u003eFair (oil it)\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPM-20CV\u003c\/td\u003e\n\u003ctd\u003e59-61\u003c\/td\u003e\n\u003ctd\u003eExceptional\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eDifficult (diamond)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1095\u003c\/td\u003e\n\u003ctd\u003e56-58\u003c\/td\u003e\n\u003ctd\u003eFair\u003c\/td\u003e\n\u003ctd\u003ePoor (patina)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eVery Easy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eGlossary of Key Terms\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eLock Back\u003c\/strong\u003e\u003cbr\u003eA spine-mounted locking lever that snaps into a notch cut in the blade tang. Proven, rock-solid, and it keeps the release stroke well away from the edge.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eGunstock Pattern\u003c\/strong\u003e\u003cbr\u003eThe checkered, angled texturing borrowed from rifle stocks - milled into the scales for grip and a nod to Nick Swan's firearms background.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNick Swan\u003c\/strong\u003e\u003cbr\u003eRetired law-enforcement officer turned designer; his Tenable knives are engineered for real-world duty, not display cases.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNitro-V\u003c\/strong\u003e\u003cbr\u003eA nitrogen-enriched martensitic stainless at 59-61 HRC: excellent toughness, fine edge stability and very easy sharpening.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWater Ripple Damascus\u003c\/strong\u003e\u003cbr\u003ePattern-welded steel etched to show flowing water-like lines. No two blades pattern the same; oil it occasionally.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eGray TiCn Coating\u003c\/strong\u003e\u003cbr\u003eTitanium-carbonitride vapor-deposited layer: harder than the steel beneath it, low-friction and neutral gray instead of glossy black.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eTwill \/ Shred Carbon Fiber\u003c\/strong\u003e\u003cbr\u003eTwo CF weaves - twill is the classic 2x2 diagonal; shred is chopped-fiber collage. Both are light, rigid and immune to humidity.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Who Should Buy \/ Who Should Skip\u003c\/h2\u003e\n\u003ch3\u003eWho Should Buy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMinimalist carriers who want sub-2 oz without losing real capability\u003c\/li\u003e\n\u003cli\u003eFirst-time quality-knife buyers at an accessible price\u003c\/li\u003e\n\u003cli\u003eNick Swan followers collecting the Riflestock line variants\u003c\/li\u003e\n\u003cli\u003eOffice and front-pocket carriers who need a slim, quiet folder\u003c\/li\u003e\n\u003cli\u003eAnyone who prefers a lock back's bombproof simplicity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho Should Skip\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYou want a 3.5-inch-plus blade; the Riflestock runs a compact 2.34 inches\u003c\/li\u003e\n\u003cli\u003eYou want flipper or stud deployment - the lock back opens two-handed\u003c\/li\u003e\n\u003cli\u003eYou want a super steel; Nitro-V and Damascus are honest work steels\u003c\/li\u003e\n\u003cli\u003eYou want heavyweight hard-use build; this is deliberately slim at 1.66 oz\u003c\/li\u003e\n\u003cli\u003eLeft-hand dominant users - the lock back release is right-hand biased\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTenable Riflestock B2131S2 - Care \u0026amp; Maintenance\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eWipe the blade dry after every use; Nitro-V resists rust well but pocket sweat will still spot bare steel over time.\u003c\/li\u003e\n\u003cli\u003eOne drop of quality knife oil at the pivot monthly, then cycle the action so it spreads through the bearings or washers.\u003c\/li\u003e\n\u003cli\u003eBlow pocket lint out of the handle channel and around the button lock before oiling so grit never grinds in the pivot.\u003c\/li\u003e\n\u003cli\u003eSharpen on a coarse-to-fine waterstone or diamond plate; Nitro-V grinds easily and takes a scary-sharp edge fast.\u003c\/li\u003e\n\u003cli\u003eFinish on a loaded strop - light pressure only, because heavy passes round the apex and dull the edge you just set.\u003c\/li\u003e\n\u003cli\u003eRinse with warm water and mild dish soap when grimy, then dry thoroughly before it goes back in the pocket.\u003c\/li\u003e\n\u003cli\u003eNever pry or twist with the tip; the clip point is a slicer first and hard steel trades impact toughness for wear resistance.\u003c\/li\u003e\n\u003cli\u003eCheck the reversible clip screws periodically with the correct Torx driver so the knife never rides loose in the pocket.\u003c\/li\u003e\n\u003cli\u003eIf the GITD or foil-pattern scale gets scuffed, a gentle melamine-sponge pass evens the sheen without eating the laminate.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Tenable Knives","offers":[{"title":"Default Title","offer_id":50596491034821,"sku":"B2131S2","price":64.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/0699\/4117\/files\/02_862c1ad5-42e1-4f9b-9be3-4f29bacd1f3d.jpg?v=1790761122","url":"https:\/\/edcmall.cn\/zh-hans\/products\/tenable-riflestock-b2131s2","provider":"EDCMALL","version":"1.0","type":"link"}