Outfit your rifle with the latest technology in the POF USA POF Roller Cam Pin Kit. These Rifle Parts from the innovators at POF USA feature NP3 coating that protects your firearm from damage caused by repeated firings. With a square steel head, the POF USA Modified Gas Key Roller Cam Pin allows for direct impingement. Great for pistol-fired rifles, the POF USA 223 Rem / 5.56mm Roller Cam Pin allows users to drop in and go. Specifications for POF USA Roller Cam Pin With Modified Gas Key AR15 .223 RCPK223: Manufacturer: POF USA Gun Model: AR-15 Additional Features: NP3 Condition: New Features of POF USA POF Roller Cam Pin Kit, 1UC-RCP-RCPK223 NP3 coated square steel head modified gas key Package Contents: POF USA Roller Cam Pin With Modified Gas Key AR15 .223 RCPK223, 1UC-RCP-RCPK223