Used M16 Colt early preban upper. Receiver is gray. Receiver marked with C in square. Barrel marked "C MP C". Teardrop forward assist. No brass bump. Bore is decent. Upper #108. For more photos, send request via email . I accept cash, money orders, and cashier's checks. $18 priority mail shipping. Florida residents add 6%. I combine shipping. Rich
Trades Accepted: No
I ship nongun items with US mail. I accept all credit cards, also cash, personal checks, company checks, money orders, cashier's checks, and bank checks. No credit card fee.