GS Locking Block Pin for Glocks $5.00 (0) No Reviews yet SKU: 26003-AGA Select Gun : All Glocks except 42/43/36 Quantity discounts available QuantityPrice QTY. -+ Add to Cart Product Description Locking Block Pin for compatible Glock models. Matches Part #28 on the Glock Schematic.Order Online or Call Toll-Free: 1-800-601-8273 Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review