JT Spectra Replacement Foam Kit (No Glue) Marker Upgrades Sizing your barrel bore size

Sizing your barrel bore size  to your chosen projectile size is Paintball 101 and now you can do so  without owning 5+ barrels

it enables users easily to install it into their silencers or airsoft gun hand-guards as long as their inner space is larger than the dimension of Lighter S

Dual Roller Bearing Design

The large padding area gives you more bounces

precision machined internal hammer & bolt system and hand-finished with excellent attention to detail

JT Spectra Replacement Foam Kit (No Glue) Marker Upgrades Sizing your barrel bore sizeA replacement set of JT Spectra foam that will fit on any JT paintball mask that uses a spectra series of lens, for example the Proflex, Proshield, Flex 7, and Flex 8.