First Factory Block Picatinny Cover (White) Net-Weight-(g)_2274.0 May require fitting or modifications

May require fitting or modifications for proper installation depending on the buffer tube used

each serving specific purposes or incorporating certain modifications

Prevents hammer jamming during cycling

While maintaining accurate structure inches

First Factory Block Picatinny Cover (White) Net-Weight-(g)_2274.0 May require fitting or modificationsThis rail mount incorporates elements of children's building blocks, transforming your airsoft gun into a playful, block style design. Compatible with 20mm Picatinny rails, it allows you to attach your childhood building blocks to create a unique and personalized look. Stand out on the wargame battlefield with your own distinctive style. Key Feature Polymer Construction Fit to Mount on 20mm Picatinny Rail Included 3 Different Length building blocks