Mr.Control CH-CM4 Chain Guide Keep your drivetrain secure and running smoothly with the Mr. Control CH CM4 Chain Guide, designed specifically for modern 1x setups across 9, 10 and 11 speed drivetrains. Engineered for reliability and ease of use, the CH CM4 features a durable plastic upper guide that keeps your chain firmly in place over rough terrain, reducing the risk of drops when it matters most. The adjustable top guide makes setup quick and straightforward, allowing you to fine tune positioning for optimal chain retention. Constructed from high quality AL6061 T6 aluminium, this chainguide offers an excellent balance of strength and low weight, making it ideal for trail, enduro and aggressive riding styles. Compatible with 1x 9, 10 and 11 speed drivetrains Plastic upper guard for effective chain retention Easy adjustment for precise top guide positioning Lightweight and durable AL6061 T6 construction Clamp diameter Ø: 34.9mm or 31.8mm (includes shims so compatible with both) Sleek black finish Weight: 60g