Utilizing modern manufacturing processes, Summit manufactures purpose built gear for a wide range of firearms. View cart “Summit 1/2″ Crush Washer” has been added to your cart. Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low Showing all 5 results Quick View Quick View Foregrips, HandguardsSUMMIT Polymer Stribog Extended M-LOK Handguard From $139.95 Select options Quick View Quick View Foregrips, HandguardsSUMMIT SD Stribog Forend $79.95 Add to cart Quick View Quick View HandguardsSummit Stribog Triangular Forend $79.95 Add to cart Quick View Quick View HandguardsSummit Stribog Picatinny Rifle Handguard $179.95 Add to cart Quick View SOLD OUT Out of Stock Quick View AdaptorsSummit Dovetail to Picatinny Adapter $39.95 Out of stock