Screw In Level Bubble – SCACD-22

• Fit Some X-Accu One Piece Mounts and Rings with M4 Screw Holes.

• Extremely Lightweight. Simply Screw in to Install.

• Length: 26.62mm / 1.04in
• Screw Diameter: 5mm / 0.20in
• Weigth: 7g / 0.25oz
• Finish: Black matte
• This Anti Cant Device will fit mounts and rings with M4 screw holes.
• Air bubble floating to indicate level situation.
• High quality 6063 T6 aircraft grade aluminum alloy.