Gray Ops MPA BA Adjustable Thumbrest

Made specifically for the MPA BA Competition chassis.

• Multiple mounting locations in any of the “Oval” slots down the forend
• Compatible with or without MPA Internal Weights
• Made from 6061 Aluminum and hard black anodized
• Ergonomic thumbshelf contoured for maximum comfort
• Increased  stability for support hand
• Ambidextrous for right handed or left handed shooters