Description
This is our M10 side cocking upper receiver. It will come with either 1/4 (shown) or 1/2 inch rail. There will be a $25.00 charge for the 1/4 rail due to additional machine time.
NOTE: This product is just the upper with no barrel or bolt, pictured with optional 1/4″ rail. This item is a special order item, please allow 2-4 weeks before shipping.