LANTAC USA M-SPEC UPK AR15 Upper Parts Kit (01-PKIT-UP)

CMMG AR15 Enhanced Field Repair Parts Kit (55AFF62)

CMMG AR15 Survival Parts Kit (55AFFB4)

Timber Creek Outdoors TCO Enforcer Upper Parts Kit for AR-15, Purple Anodized - E UPK PPA

Timber Creek Outdoors AR Lower Parts Kit for AR-15, Robin's Egg Blue - AR LPK RE

Timber Creek Outdoors TCO Enforcer Upper Parts Kit for AR-15, Red - E UPK R

Rise RISE Oh S#it Kit Spare AR-15 Parts - Display Restock

Timber Creek Greyman AR-15 Lower Parts Build Kit, Desert - G LPK D