JK Armament HUB Piston Mount – Aluminum/Stainless, No Piston

The JK Armament JK155HPM HUB Piston Mount isolates a suppressor from the moving barrel so short recoil-operated, semi-automatic pistols keep cycling reliably, threading directly into the base of a HUB-standard suppressor tube.

Key Specifications

• Isolates the suppressor from the pistol’s moving barrel, keeping short recoil-operated semi-autos cycling reliably.
• Built from aluminum and stainless steel for a durable, corrosion-resistant mount.
• Uses the HUB-standard 1-3/8×24 thread pitch, matching JK 155 suppressors and any other HUB-threaded can.
• Needs about 1.8 inches of internal length in the host suppressor to clear the booster housing.
• Ships without a piston, as noted in the product name, for buyers supplying their own.

Frequently Asked Questions

What does the HUB Piston Mount do? It isolates the suppressor from the pistol’s moving barrel, which keeps short recoil-operated semi-autos such as Glocks and Sigs cycling reliably with a can attached.

Does the HUB Piston Mount include a piston? No. This listing is for the mount itself; it is sold without a piston, as noted in the product title.

Buy the JK Armament HUB Piston Mount

Order from a Lubbock, TX gun shop – get this JK Armament piston mount from Schaefer Defense and see more Class 3 parts & accessories.