Found this early bolt carrier (center in photo) in both three and four digit Colt SP1 semi auto sporter rifles. The machining is quite different from the common full auto and semi auto bolt...
Type: Posts; User: RCS; Excluded Forums: Milsurp Knowledge Libraries (READ ONLY)
Found this early bolt carrier (center in photo) in both three and four digit Colt SP1 semi auto sporter rifles. The machining is quite different from the common full auto and semi auto bolt...
When Colt started selling the AR-15 Sporters to the civilian market they placed a magazine block in their magazines that only allowed five cartridges (for hunting).
Interesting to collectors is...