The 80% AR-15 Lower Finishing Jig is designed to fit our 80% AR-15 lower receivers as well as most* other brands. The Jig is 6061 T6 aluminum with precision steel Drill inserts to maintain accuracy for the life of the jig. The stainless steel top plates for the trigger group serve as a guide. Each jig is laser etched with the blue print and correct drill/reamer size for use with your Milspec lower parts kit.
~ Laser Etched with Blue Print
~ Side Plate – 6061 T6 Aluminum
~ Top Plates – Stainless Steel
~ Precision Steel Drill Inserts