Bucklos Double/Triple 64/104 Bcd Square Taper Bike Crankset - 2X/3X Mountian Product Details ?Premium Quality Durability?These crank sets are made from high strength material, ensuring they are long-lasting, lightweight and handle the abusive ways of the trail.Suit for mtb, hybrids / touring bikes. ?Hollow-forged Crank Arm?Cranks are made from sturdy forged 6061 aluminum alloy for superior rigidity, high strength and super low weight. Weighs in at only 541g, no any excess weight holding you back. ?Hard-wearing Chainring?Featuring irregular teeth and concave-convex pin design to ensure smooth and fast shifts. High strength steel and CNC aluminium to ensure longevity. ?Compatibility 5 Types To Choose?Crank:104BCD,length 170mm. Chainring set: 44-32-22T(9Speed),42- 32-24T(8,10Speed), AL42-32-24T(8,10Speed),38-26T(10Speed),104/64 BCD.Crank only and 4 types of crank chainring set,sure to meet different needs. ?2021 New Design BUCKLOS Crank Set?Create high-end products with affordable prices, this is BUCKLOS always do. Need replacement or simply need upgrading your bike, choose our new BUCKLOS crank set, high quality, sleek look, you won't be disappointed. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.