SOLGW OB1 Craighead Signature
Sons of Liberty Gun Works · Carbine · In Production · 2024
Overview
The SOLGW OB1 is a Craighead signature collaboration rifle, deeply engraved with the Blackbeard Boarding Party logo of firearms personality Garand Thumb collaborator John 'Ob1' Craighead. For 2026 the OB1 was updated to use the P3 barrel from the MK1, offered in 11.5-inch and 14.5-inch lengths with 3-groove polygonal rifling. It is built on SOLGW's precision-forged upper and lower receivers with M4 feed ramps, the Liberty ambidextrous charging handle, the legendary SOLGW Carpenter No. 158 bolt carrier group, the L89/M89 Drive Lock free-float handguard, the A5 buffer system, and the Liberty 2-stage trigger, finished in Cerakote.
Specifications
| Weight (empty) | 3130 g (110.4 oz) |
| Weight (loaded) | 3620 g (127.7 oz) |
| Overall Length | 838 mm (32.99") |
| Barrel Length | 368 mm (14.49") |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Trigger Type | Two Stage |
| Trigger Pull | 20 N (4.5 lbf) |
| Magazine Capacity | 30 rounds |
| Magazine Type | Detachable Box |
| Muzzle Velocity | 930 m/s (3051 fps) |
| Muzzle Energy | 1730 J (1276 ft·lbf) |
| Effective Range | 500 m (547 yd) |
| Maximum Range | 3600 m (3937 yd) |
| Barrel Rifling | Polygonal |
| Rifling Twist | 178 mm (7.01") |
| Number of Grooves | 3 |
| Frame Material | Aluminum Alloy |
| Barrel Material | Steel |
| Stock Material | Polymer |
| Finish | Cerakote |
Calibers
- 5.56x45mm NATO · primary · 5.56x45mm NATO — also known as 5.56mm NATO, 5.56x45mm, .223 Remington
Features
- Firing modes: Semi Automatic
- Feed systems: Detachable Box Magazine
- Safety mechanisms: Manual Safety Selector
- Features: Free Floating Handguard, M Lok Attachment, Drive Lock Rail, Mid Length Gas System, Polygonal Rifling, Carpenter 158 Bolt, Hpt Mpi Tested, Ambidextrous Charging Handle, A5 Buffer System, Two Stage Trigger, Custom Engraving, Flat Top Receiver, Picatinny Rail, Rotating Bolt
Variants
- SOLGW OB1 11.5" SBR — Short Barrel
- SOLGW OB1 11.5" Pistol — Pistol
Production
Production years: 2024-present
Continuous production for civilian, law enforcement, and military markets
Origin
Country of origin: United States
Notes
MSRP around $2,499. Offered as 11.5-inch SBR, 11.5-inch pistol, and 14.5-inch pinned (HUX) rifle configurations. A limited-production collaboration model. Lifetime warranty.
Background
The OB1 is one of SOLGW's collaboration guns, carrying the Blackbeard Boarding Party engraving and reflecting the brand's strong ties to the online firearms-influencer community.