PLAN B 17-4 H900 SS CYCLONE 2.0
- 17-4 H900
- Available in either black nitride or heat treat finish
- Externally threaded to be compatible with “Q” plan B style mounts along with our Plan B mounts
- Compatible with Rearden Atlas, Q quickie mount, Diligent Defense Zilch, and others
- Compatible with Zilch HUB adapter
- 13/16 rear hex for easy install (no timing required)
- Rock solid lock up with front taper design
- minimal protrusion, perfect for small blast chambers
- Maximum recoil reduction
1/2×28 bore is .265
5/8×24 bore is .33
weight: 1/2×28 = 2.4 ounces 5/8×24 = 1.8 ounces
* For custom bore size please specify in your order comments
* Forward protrusion past front taper is 0.83"
* Custom thread option available between (0.5625" - 0.6875") or (13.5mm - 18mm)
