{"product_id":"pws-ratchet-lck-castle-nut-end-plate","title":"Primary Weapons Systems Ratchet Lock Castle Nut \u0026 End Plate Kit – AR-15\/AR-10 Buffer Tube Assembly","description":"\u003cp\u003eThe Primary Weapons Systems Ratchet Lock Castle Nut \u0026amp; End Plate Kit provides a secure, tool-free method for retaining buffer tubes on AR-15 and AR-10 pattern rifles. The ratcheting design eliminates the need for staking while maintaining proper torque and preventing loosening under recoil. This kit is designed for shooters who want reliable buffer tube retention without permanent modification to the receiver or castle nut.\u003c\/p\u003e\u003cp\u003eMachined from steel with a durable finish, the ratchet lock castle nut features indexed teeth that engage with the included end plate for positive lock-up. The end plate is compatible with single-point and two-point sling attachment systems. Installation requires standard AR armorer's wrench and torque to specification before engaging the ratchet mechanism. Suitable for mil-spec buffer tubes on carbine and rifle-length receiver extensions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Ratchet Lock Castle Nut \u0026amp; End Plate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e AR-15\/AR-10 Mil-Spec Buffer Tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocking Method:\u003c\/strong\u003e Ratcheting Teeth (No Staking Required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Plate Features:\u003c\/strong\u003e Sling Attachment Point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Castle Nut, End Plate\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primary Weapons Systems","offers":[{"title":"Default Title","offer_id":47938877128959,"sku":"PWSRLCN-KIT","price":41.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/4889331.jpg?v=1766534869","url":"https:\/\/doublestackstore.com\/products\/pws-ratchet-lck-castle-nut-end-plate","provider":"Double Stack Store","version":"1.0","type":"link"}