Introducing the all-newJK 155 VERSAX™ Suppressor Featuring Tone technology! Configurable from 3.3” - 7.3” (with included tone tuner). Choose the length and sound suppression that is right for you. Weighing in at a mere 3.7oz in micro configuration the compact system keeps the weight down or stack it up for maximum suppression. Threaded in HUB industry-standard 1.375-24 for maximum compatibility. No specialized tools are needed. This item comes backed by JK Arms Unlimited Unconditional Lifetime Warranty!