Charlie's brings you the retro buffer tube for Colt military carbines from the late 1960s and all the 1970s. Perfect Match with a CAR buttstock.
Perfect compliment to you XM177E1, XM177, Model 619/620, XM177E2, GAU-5A, Model 639, GAU-5A/A, and Model 653/654.
*exact color may vary between gray to dark brown to light black, as anodizing produces different results in different batches