Boom Treatment -Bolt Disassembled & Barrel Combo YGroup_eflex HK Army HSTL Base Harnesses

HK Army HSTL Base Harnesses utilizes durable materials to optimize your in-game experience

higher-end markers

lighter weight body and easierto remove push pin

1 - PS Sear Pin

Hyper 3 regulator

Boom Treatment -Bolt Disassembled & Barrel Combo YGroup_eflex HK Army HSTL Base HarnessesIncrease your markers overall performance to levels you never thought imaginable with the Ultra Silk Boom Treatment for your bolt system and barrel kit! Bolt System The Ultra Silk Boom Juice Treatment for your bolt system will increase your velocity, lower your operating pressure and decrease the overall wear on moving parts! This special heat activated formula chemically cleans and impregnates a dry film lubricant that bonds to the anodic layer