Eliminate dropped chains forever and more than double your chainring life The OneUp BB Mount / ISCG03 guide uses the same simple, one tool adjustment as our best-selling ISCG05 Chain Guide. At only 34g the OneUp BB Mount / ISCG03 Chain Guide weighs less than a sip of water, and can save you money in less than a season. FEATURES - Single tool adjustment (4mm hex) - Boost compatible - Oval Compatible - Stainless Steel hardware - Includes 2 top guide pieces 1xBlack 1xGreen - Patent Pending adjustment system SPECS Weight: 34g Capacity: 26-36T Chainline: 5.5mm adjustment Mount: Threaded BB Mount / ISCG03* *Almost all ISCG03 equipped bikes have threaded BB shells and so are compatible with this guide. Double check you have a threaded BB before ordering. 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