WTS:MK18 MOD0 UPPER Listing ID: 1423495

PSA upper, polymer rail with heat shield. only about 100 rounds through it. decided to go with a mod1 upper instead of the mod0. NO BCG OR CH. does have a 5.5 inch muzzle device for those who would want to pin and weld for a legal 16 inch upper.

$240 takes it