ONEUP YOUR CLIMBING PERFORMANCE AND CLEAN MORE CLIMBS WITH OUR OVAL CHAINRINGS. Our Oval design has 3 main benefits; traction, traction and more traction. Forget any of the power gain claims that you've heard from the road side of the sport. For mountain, oval rings provide a more constant torque to the rear wheel thereby reducing spinouts and stalls on tough climbs. ~ Get ultimate traction by smoothing out the torque you deliver to your rear tire ~ 12% ovality (32T is equal to a 30T-34T range) ~ 115° clocking from crank arm puts the major axis in your power stroke ~ Narrow Wide tooth profile eliminates chain drop with the perfect chain mesh fit ~ Perfect chainline 49mm corrected from stock 50.4mm. For a quieter drivetrain with improved chain wear and best drop performance ~ Threaded for included M9 hardware. No M7 M9000/M9020 bolt pack required ~ Aggressive crud chamfers for awesome mud shedding performance and extended ring life ~ Reinforced Wide tooth design provides maximum ring durability when run without a bash ~ Made from hard wearing 7075-T6 aluminum plate ~ Removes stock Shimano tab shims (Saves 35g) SPEC Material: 7075-T6 Weight: 46g (30T), 50g (32T) Chainline: 49mm Chainline Explained Compatible with: Shimano M9000/M9020 XTR armsets; 9, 10, 11 and 12 Speed SRAM Chains (not compatible with 12 Speed XTR Chains) Colour: Grey Colors: XTR color matched anodizing Installation: Align the small bump (small hole on direct mount rings) on the inner edge of the ring with your crank arm Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER