Home Shop SPIKE’S BILLET LOWER GEN2 NO LOGO. SKU: SPKSTLB200-NL. Categories: Firearms, Lower Receivers. SPIKE’S BILLET LOWER GEN2 NO LOGO $ 450.00 $ 405.00 Shoot Center Price. 46 in stock. SPIKE'S BILLET LOWER GEN2 NO LOGO quantity. Add to cart. This item cannot be shipped to the following locations: CA, DC, MD, MA, NJ, ALBANY, NY. 80% lower AR-15 completion using the 80% Arms Easy Jig gen 1 . Manufacturer's sale page for the Easy Jig . NOTE: 80% Arms now offers the second generation of the Easy Jig which you can read about here.. For a long time I was interested in completing an 80% lower but did not have access to a milling machine which was required to make a nice looking lower.