Vintage/Factory Original Grams Engineering Base Pad Pin (Only), For 2011 (Gen 1) STI/SV/SPS/CR Magazine. Pin Material Stainless Steel. Will Fit BPS-11, BPS-2.5, BPS-4, BPS-8 Base Pads. Manufactured Early 2012 In U.S.A., Pins In Excellent Condition, (4) Available At $9.95 Each. Please Look At All Pictures, OLD - BUT - NEW !!! Buyer Pays Shipping, Ship Only In The GREAT U.S.A. !!!  Thanks For Looking At This Listing !!!