LANTAC CP-R360-H SmoothCam Domed Cam Pin .308/7.62 Brass. Machined from 17-4 PH Stainless Steel and hardened to H900 (45RC Approx) its head is polished for a super smooth finish. The cam pins circular head has a single flat face machined into it at the front so that it can be inserted into any bolt carrier without having to remove the gas key. Two further flats are machined at 90 degrees to the front face that assist in reducing internal wear to the cam channel. The unique domed head allows the cam pin to operate in a completely different position to a traditional pin with the radius of the head curving away from the receivers internal surface rather than forming a hard or sharp edge on its upper corner that causes wear. Finished in its natural hardened state copper/brass color. NOTE: Works on all Mil-Spec BCGs 308/7.62 ONLY Specifications for LANTAC CP-R360-H .308/7.62 Cam Pin: Manufacturer: LANTAC Gun Model: AR-10 Additional Features: Brass Condition: New Color: Brass Quantity: 1 Package Contents: LANTAC CP-R360-H .308/7.62 Cam Pin What firearm models does the manufacturer say LANTAC CP-R360-H .308/7.62 Cam Pin is compatible with? The manufacturer suggests that LANTAC CP-R360-H .308/7.62 Cam Pin is compatible with AR-10LANTAC 01-UP-762-CPH: CP-R360-H SmoothCam Domed Cam Pin .308/7.62 Brass