Improve the performance of your AR-15 with our AR Carbine Buffer Spring. Designed specifically for .223/5.56mm caliber firearms, this high-quality spring will help ensure smooth and reliable operation. Upgrade your rifle today with our durable buffer spring.
Fits AR-15/M16 carbines chambered in .223/5.56mm with M4-type receiver extension for collapsible buttstock.
Specifications:
- 631 stainless steel
