Ensuring a stable drivetrain, the SHIMANO SM-CD800 aids in chain retention on the front chainring. It is available in various mounting options.

Specifications
Ensure stable drivetrain
Optimized plate design for new generation chain
Easy adjustment by screw
Lightweight
D, E, ISCG05 mount
MODEL NO: SM-CD800-E
XTR M9100 Series
Chain line: 52mm
Chain stay angle (deg.): 63-75
Compatible chain: CN-M9100
Assumed rear sprocket teeth: 10-45T, 10-51T
Back plate: Resin
Chain compatibility: CN-M9100
Chainguide: Resin
Mount: E-type
Spec: Single

Mfr Claimed Weight
25g