XCR Parts View cart “XCR Bolt Catch Type 2” has been added to your cart. Showing 129–130 of 130 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low XCR-M Upper Receiver M-LOK Micro $600.00 XCR-M Upper Receiver M-LOK Mini $600.00 ← 1 2 3 … 6 7 8 9