Upper Receiver Group, Colt M4-SP, 10 Inch

Price: $899.00
Part Number : SX-101



This Colt 10 inch Special Purpose (SP) upper receiver group was design for SWAT entry teams.
In the mid 1990's.
The barrel is a modern M4 chrome lined version of the original XM177 barrel.

This Colt SP upper receiver group has all SA Reliability Package mods.

Bolt Group Upgrade with Charging Handle Assembly

H3 Buffer Assy required.