Steel

Tange Ln-3912 Square Taper BB Bottom Bracket - 68 x 103/107/118/122.5/127mm 1. Size: 68 mm (BB Shell width) x 103mm 107mm 118mm 122.5mm  2. Cartridge Sealed Bearing 3. Materials: Steel cups  4. English Thread 5. JIS standard 6. Axle Borron Steel (Square) 7. Sold without spindle bolts 8. Real Weight: 301 - 330 grams Maxxis tire for safety riding MKS pedal collection Raceface stem / handlebar Shimano line MTB FORK line ABOUT US SAFE / EASY PAYMENT FREE SHIPPING RETURN POLICY We are cyclist, we ride and love the gear we sell. And we want to help customer to get the same satisfaction out of their riding as we do. We provide range of bicycle components and accessories with 100% guaranteed authentic for safe your riding! Our team is comprised of a number of individuals who have worked in the bike industry for many years and built up some great relationships with brands and suppliers. Our philosophy is that we work hard to find popular bike gear from the brands you love without having to pay a fortune for it. We are also proud to introduce our own range of quality accessories and tools that we have researched, sourced and tested from top quality manufacturers in Taiwan. Check out ‘ResQ Tools’ which is the first range we are introducing. You’ll find a variety of tools for both the workshop and to take with you on the road or trails to keep your bike in good shape. We are currently based in 2 locations and growing, the warehouse is located in Missouri USA and Sydney Australia. We only accept payment from PayPal in advance, please use PayPal as your payment method for expedite shipping. We will use your PayPal shipping address as the delivery address. If you have any payment question, please do not hesitate to contact us. We will ship your order within 3 business day upon payment received. Most items will be shipped from MO but sometimes a few items are shipped from CA / NJ warehouse then it will be Free Shipping. If your item arrives damaged, doesn't match the listing description, or is the wrong item, you can return it for a refund. If you've changed your mind and want to return it, you can ask for return. However, rather than an original product defect, negligence or long-term use may limit returns and may not provide a refund.