The TRS+ Dual (Trail Security) is designed to fill the expanding Enduro & All-Mountain categories. Engineered to take extreme punishment dealt by riders on enduro bikes, they are still light enough to use on XC specific bikes. Primary Uses: All-Mountain, Enduro Streamlined dual ring direct mount bash design Wearplates have chainring size indicators for simple adjustment Removable "shark fin" upper wearplate Captive gold anodized alloy hardware Swappable TRS dual step roller Available in white Packaging made from recycled materials Weight: 149g