Protect your crankset and reduce repairs with a durable, lightweight chain guard designed for a precise fit and long-term protection. Key benefits Prevents chain damage and drops: stops the chain from jumping off or falling, protecting the crankset teeth and avoiding costly repairs or roadside fixes. Durable, wear-resistant construction: made from high-quality PP (polypropylene) for excellent resilience and long service life under daily use and long rides. Lightweight and unobtrusive: adds protection without significant weight or interference with pedaling. Clean, finished appearance: improves the bike’s look while protecting components. Specifications & compatibility Material: high-quality PP (polypropylene) Fits: 40–42 tooth sprockets Crankset type: 5-hole cranksets Hole spacing: 6.5 cm (2.56 inches) Design: robust structure for ongoing protection during daily riding and long-distance travel How it solves problems Stops chain drops that can damage the crankset or cause sudden stops. Shields crankset teeth from impacts and debris, extending component life. Reduces maintenance and downtime by preventing common drivetrain failures. Practical use scenarios Mountain biking on rough singletrack: protects the crankset from chain drops and impacts when riding over rocks and roots. Daily commuting: prevents chain-related breakdowns and keeps your drivetrain reliable for everyday rides. Long-distance touring: provides continuous protection on extended trips, helping components last longer and lowering repair risk. Installation and care Designed for a direct fit to 5-hole cranksets with 6.5 cm (2.56 in) hole spacing; installs cleanly for reliable performance. Low maintenance: clean as needed with mild soap and water; inspect periodically for wear. Compatible only with the listed specifications (40–42T sprockets, 5-hole cranksets, 6.5 cm/2.56 in hole spacing).