{"product_id":"kynshot-rb5001-ar-15-fixed-stock-hydraulic-buffer-stainless","title":"Kynshot RB5001 AR-15 Fixed Stock Hydraulic Buffer - Stainless","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eKynshot RB5001 hydraulic recoil buffer\u003c\/strong\u003e\u003c\/span\u003e is a direct drop-in replacement for AR-15 rifles equipped with \u003cstrong\u003eMil-Spec rifle-length A1 or A2 fixed-stock buffer tubes\u003c\/strong\u003e. It is intended primarily for rifles chambered in \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003e223 Remington and 5.56x45mm NATO\u003c\/strong\u003e\u003c\/span\u003e and works with a \u003cstrong\u003estandard rifle buffer spring\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe RB5001 uses a \u003cstrong\u003esealed hydraulic cylinder\u003c\/strong\u003e to absorb energy from the bolt carrier's rearward movement. This moderates bolt speed and bolt bounce during chambering. Its body is made from \u003cstrong\u003ehigh-strength 17-4 stainless steel\u003c\/strong\u003e with a \u003cstrong\u003esilver stainless finish\u003c\/strong\u003e, a \u003cstrong\u003enickel-plated cylinder rod\u003c\/strong\u003e, a \u003cstrong\u003ehigh-impact striker cap\u003c\/strong\u003e, and \u003cstrong\u003eMil-Spec hydraulic fluid and seals\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned for fixed-stock tubes with a \u003cstrong\u003e9.5\" internal depth\u003c\/strong\u003e, the buffer measures \u003cstrong\u003e6.31\" long\u003c\/strong\u003e, \u003cstrong\u003e5.88\" when compressed\u003c\/strong\u003e, and \u003cstrong\u003e0.70\" in diameter\u003c\/strong\u003e. It weighs \u003cstrong\u003e8.3 oz\u003c\/strong\u003e. Kynshot also lists compatibility with \u003cstrong\u003e300 Blackout, 6.8 SPC, 6.5 Grendel, .204-caliber AR cartridges, 458 SOCOM, and 450 Bushmaster\u003c\/strong\u003e. This model is \u003cstrong\u003enot intended for 9mm pistol-caliber carbines\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eKynshot reports at least a \u003cstrong\u003e30% reduction in felt recoil\u003c\/strong\u003e along with reduced muzzle rise, bolt bounce, optic vibration, and component wear. The RB5001 is rated for \u003cstrong\u003efully automatic firearms\u003c\/strong\u003e and has a certified operating range of \u003cstrong\u003e-30°F to 150°F\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eNew Condition\u003c\/strong\u003e\u003c\/span\u003e RB5001 is a purpose-built recoil-management upgrade for compatible fixed-stock AR-15 configurations.\u003c\/span\u003e\u003c\/p\u003e","brand":"Kynshot","offers":[{"title":"Default Title","offer_id":54988268699970,"sku":"179165","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_11e6cdac-492c-4400-978d-86cfe6c156de.png?v=1784130469","url":"https:\/\/centerfiresystems.com\/products\/kynshot-rb5001-ar-15-fixed-stock-hydraulic-buffer-stainless","provider":"Centerfire Systems","version":"1.0","type":"link"}