JK ARMAMENT | JK155HPM587X28 HUB Piston Mount | 45Cal

The JK ARMAMENT JK155HPM587X28 HUB Piston Mount isolates the suppressor from the moving barrel to preserve reliable operation of short recoil-operated, semi-automatic pistols. It installs in place of a JK 155 suppressor taper mount or similar accessory and threads directly into the base of a serialized suppressor tube. The mount is intended for use on pistols chambered in 45Cal and 10mm that accept .578″x28 HUB threads.

Product Specifications

• The manufacturer is JK ARMAMENT.
• The model is HUB.
• The product name is JK155HPM587X28 HUB Piston Mount.
• The unit fits 45Cal/10mm.
• The thread compatibility is .578″x28.
• The materials are Aluminum and Stainless Steel Raw.
• The design purpose is to isolate the suppressor from the moving barrel to maintain reliable operation of short recoil-operated, semi-automatic pistols.
• The mount installs in place of a JK 155 suppressors taper mount or other mount accessory.
• It threads directly into the base of the serialized suppressor tube using the HUB-standard 1-3/824 (1.37524) thread pitch.
• It is compatible with other suppressors that use HUB threads and have sufficient internal length to accept the booster housing.
• The booster housing internal length requirement is approximately 1.8.
• The UPC is 850064482140.

Purpose-built to maintain reliable cycling for short recoil pistols while allowing use of HUB-threaded suppressors, this piston mount offers a straightforward swap-in for users already running JK 155 taper mounts. Its construction and thread standard make it a practical choice for range training and competition use where suppressor compatibility and consistent function are priorities.