Aim7 Plan B Alpha Adapter – 1.125″x28 (SUS303 Stainless Steel)
Description
Aim7 Plan B Alpha Adapter – 1.125″x28 (SUS303 Stainless Steel)
The Aim7 Plan B Alpha Adapter provides a precise, durable interface between Alpha-pattern suppressor threads (1.125×28) and Plan B-style muzzle devices. CNC-machined from SUS303 stainless steel and finished in Black Oxide, this adapter is engineered for strength, heat resistance, and repeatable alignment.
Specifications
| Feature | Details |
|---|---|
| Mount Type | Alpha Thread Mount |
| Thread Pitch | 1.125 × 28 TPI |
| Material | SUS303 Stainless Steel |
| Finish | Black Oxide |
| Added Length | Approx. 0.648 in |
| Weight | Approx. 1.6 oz |
| Width | 1.29 in |
| Height | 0.892 in |
| Compatibility | Alpha-pattern suppressors & Plan B-style muzzle devices |
| Device Compatibility | Short Rearden devices: FHD, Mini, SPB, RPB, R2S |
Key Features
Precision CNC-machined from SUS303 stainless steel
Heat-treated for superior strength and durability
Compatible with Alpha pattern (1.125×28) suppressor threads
Interfaces with Plan B-style muzzle devices for modular setups
Black Oxide finish provides corrosion and carbon fouling resistance
Compact, low-profile design adds minimal length
Engineered for repeatable concentric alignment
Easy to install and maintain
Fully compatible with Q Cherry Bomb and other Plan B-compatible muzzle devices
System Compatibility Examples
Works with suppressors such as:
SilencerCo Omega 9K / 45K
SilencerCo Octane Series
Rugged Obsidian 9 / 45
Griffin Armament Revolution Series
Harvester 300
Many other Alpha/Omega 9K pattern suppressors
Why Plan-B?
The Plan-B and Q Cherry Bomb system uses a precision taper mount to deliver:
Strong lockup
Increased contact surface area
Protection against carbon locking
Reduced risk of user installation error
Reliable repeatable alignment
Important Safety & Warranty Notice
Some suppressor manufacturers do not warranty their products when used with aftermarket adapters or muzzle devices. Always:
Verify bullet stabilization
Use an alignment rod to confirm concentricity
Ensure correct installation before firing
Aim7 is not liable for injury, death, or property damage resulting from misuse, improper installation, or incompatible setups.







