The Rearden 10049 SPB 0.375 14x1 LH Facemount Plan B muzzle brake is engineered for shooters who demand precise mounting and consistent performance from their suppressor-ready setups. Machined from stainless steel with a durable black nitride finish, this SPB brake uses M14x1 left-hand threads and a facemount shoulder design to pair seamlessly with Plan B–compatible silencers and Atlas adapters.

This compact brake is optimized for .375 caliber applications, offering controlled gas management while providing a solid, repeatable interface for your suppressor system. Ideal for dedicated range use, training, and precision-focused shooting where reliable alignment and secure mounting are critical, it reflects Rearden’s reputation for thoughtful engineering and meticulous machining.

Key Features:

• Manufacturer: Rearden
• Model: 10049 SPB 0.375 14x1 LH Facemount Plan B
• Caliber: .375
• Finish Color: Black Nitride
• Item Weight: 0.147 lbs
• Item Length: 1.730"
• Muzzle Threads: M14x1 LH
• Material: Stainless Steel (17-4 PH H900)
• Unique Features: Plan B compatible facemount shoulder design