M4A1 Block 1 ish Upper


Only 1 left in stock

SKU: M16A4-Block1-ISH-Upper-Used Category: Tags: , ,


Used but good shape.
rattle canned.
1:9 twist 16” 5.56 fsp barrel with bird cage.
Mueller upper receiver.
KAC RAS rail and P&S vert grip.
No charging handle or BCG.
KAC rear iron sight.

2x KAC 11 rib panels