JK Armament HUB Piston Mount, .45 Cal/10mm, .578×28 Threads, Aluminum/Stainless Raw

The JK Armament HUB Piston Mount (brand part number JK155HPM587X28) isolates a suppressor from the moving barrel of a short recoil-operated, .45 Cal/10mm semi-automatic pistol, threading directly onto .578×28 barrels.

Key Specifications

• Fits .45 Cal/10mm semi-automatic pistols with .578"x28 threads.
• Isolates the suppressor from the moving barrel to maintain reliable pistol operation.
• Installs in place of a JK 155 suppressor’s taper mount or other mount accessory.
• Threads directly into the base of the serialized suppressor tube.
• Uses JK’s HUB-standard 1-3/8×24 (1.375×24) thread pitch.
• Compatible with any other suppressor that has HUB threads and roughly 1.8" of internal length for the booster housing.
• Aluminum/stainless steel construction, raw finish.

Frequently Asked Questions

What pistols does this fit?
Short recoil-operated, centerfire semi-automatic pistols in .45 Cal/10mm with .578×28 threads, including GLOCKs, SIGs, and most modern pistols.

Does this only work with JK suppressors?
No – any suppressor with HUB threads and enough internal length (about 1.8 inches) for the booster housing will work.

What does the piston mount do?
It isolates the suppressor from the moving barrel so the pistol continues to cycle reliably.

Buy the JK Armament HUB Piston Mount

Keep your suppressed pistol running reliably. Ships fast from a Lubbock, TX gun shop, part of our JK Armament lineup in our Class 3 parts and accessories selection.