BIKONE DCTech BSA dub bottom bracket is designed for cyclist who demand the best in performance and durability, wheter you are teckling tough mountain trails or cruising on roads. Thanks to our Dual Cup Technology (DC Tech) and our top quality bearings, you will experience the smoothest of rides. For Sram dub wide cranks, it is necessary to purchase a Dub Wide Adaptor Kit. Assembly instructions: Click here For a correct compatibility, mountain cranks should be always mount on mountain frames and road cranks on road frames. @media only screen and (min-width: 1000px) and (max-width: 5000px){body.kc-css-system .kc-css-311848{width: 39.83%;}body.kc-css-system .kc-css-778090{width: 60.14%;}body.kc-css-system .kc-css-559451{width: 100%;}body.kc-css-system .kc-css-198586{width: 51.84%;}body.kc-css-system .kc-css-241141{width: 48.15%;}}body.kc-css-system .kc-css-311848{padding-top: 0px;padding-right: 36px;}body.kc-css-system .kc-css-311848{border-radius: 10px 10px 10px 10px;}body.kc-css-system .kc-css-892874.kc_title,body.kc-css-system .kc-css-892874 .kc_title,body.kc-css-system .kc-css-892874 .kc_title a.kc_title_link{font-size: 36px;padding-left: -14px;}body.kc-css-system .kc-css-892874{margin-top: 2px;}body.kc-css-system .kc-css-778090{background: #ffffff;border-radius: 10px 10px 10px 10px;}body.kc-css-system .kc-css-778090{padding-left: 62px;}body.kc-css-system .kc-css-596001 .kc_accordion_header,body.kc-css-system .kc-css-596001 .kc_accordion_header > a{font-size: 22px;}body.kc-css-system .kc-css-596001 .kc_accordion_header a{color: #000000;font-weight: 500;}body.kc-css-system .kc-css-596001 .kc_accordion_header{background-color: #f2f2f2;border: 1px hidden #064797;}body.kc-css-system .kc-css-596001 .kc_accordion_header:hover a{color: #064797;}body.kc-css-system .kc-css-596001 .kc_accordion_header:hover a i{color: #064797;}body.kc-css-system .kc-css-596001 .kc_accordion_header:hover .ui-icon{color: #064797;}body.kc-css-system .kc-css-596001 .kc-panel-body{padding-left: 35px;}body.kc-css-system .kc-css-742890 ,body.kc-css-system .kc-css-742890 p{color: #000000;font-size: 16px;}body.kc-css-system .kc-css-508865 ,body.kc-css-system .kc-css-508865 p{color: #000000;font-size: 16px;line-height: 38px;}body.kc-css-system .kc-css-445587 ,body.kc-css-system .kc-css-445587 p{color: #000000;font-size: 16px;line-height: 26px;}body.kc-css-system .kc-css-570988{background: #f2f2f2;padding-top: 58px;padding-bottom: 58px;border-radius: 10px 10px 10px 10px;}body.kc-css-system .kc-css-60864{padding-left: 30px;border-radius: 10px 10px 10px 10px;}body.kc-css-system .kc-css-829550.kc_title,body.kc-css-system .kc-css-829550 .kc_title,body.kc-css-system .kc-css-829550 .kc_title a.kc_title_link{font-size: 37px;text-align: center;margin-top: 71px;}body.kc-css-system .kc-css-932868 ,body.kc-css-system .kc-css-932868 p{color: #000000;font-size: 16px;}body.kc-css-system .kc-css-932868{padding-top: 5px;padding-bottom: 15px;padding-left: 16px;}body.kc-css-system .kc-css-381306 .kc_button{background-color: #064797;font-size: 16px;font-weight: 400;border-radius: 10px 10px 10px 10px;margin-top: 6px;}body.kc-css-system .kc-css-381306{text-align: center;}body.kc-css-system .kc-css-381306 .kc_button:hover{color: #ffffff;background-color: #000000;}@media only screen and (max-width: 479px){body.kc-css-system .kc-css-892874.kc_title,body.kc-css-system .kc-css-892874 .kc_title,body.kc-css-system .kc-css-892874 .kc_title a.kc_title_link{font-size: 26px;text-align: center;padding-left: 44px;}body.kc-css-system .kc-css-778090{padding-left: 54px;}body.kc-css-system .kc-css-596001 .kc_accordion_header,body.kc-css-system .kc-css-596001 .kc_accordion_header > a{font-size: 22px;}body.kc-css-system .kc-css-742890 ,body.kc-css-system .kc-css-742890 p{font-size: 15px;}body.kc-css-system .kc-css-508865 ,body.kc-css-system .kc-css-508865 p{font-size: 15px;}body.kc-css-system .kc-css-829550.kc_title,body.kc-css-system .kc-css-829550 .kc_title,body.kc-css-system .kc-css-829550 .kc_title a.kc_title_link{font-size: 30px;padding-left: 30px;}body.kc-css-system .kc-css-932868{padding-bottom: 9px;padding-left: 25px;}body.kc-css-system .kc-css-381306 .kc_button{margin-left: 36px;}} Product information Included in the box BSA bottom bracket for Sram dub cranks. Spacers: One 2 mm spacer One 2.5 mm spacer Two 4.5 mm spacers Two 1 mm O-ring For wide dub cranks it is necessary to purchase a Dub Wide Adaptor Kit. Technical specifications Assembly specs Crankset diameter: 29mm (Sram dub) Frame width: 68 - 73 mm (Compatible with road and mountain bikes) Frame diameter: BSA For Threaded frames This bottom bracket uses a regular BSA tool for its assambly and dissasambly. Weight 102 grams Characteristics Dual Cup Technology. Two aluminium cups that perfectly align bearings on both sides, creating a solid center joint that eliminates any noise or movements issues. Find out more about our technology here. This bottom bracket uses Chronium Steel Bearings (ABEC5 /P5 - 2RS). The cups of our bottom brackets are made from 7075 Aluminium, a high-strenght aerospace-grade aluminium on which we apply a T6 treatment. That makes the material harder and more durable, ensuring that our cups mantain top performance over time. Fully sealed. Axial seals on bearings and fully sealed on all surfaces. Lighter. The number of pins on this bottom bracket has been reduced to make it lighter. If you are unsure about the compatibility between your bike and this bottom bracket, please contact [email protected] Warranty Lifetime warranty for the cups. 3 year warranty for the bearings. Check out our warranty terms and conditions here. Please carefully follow the provided use, installation and maintenance instructions on the following link. Your browser does not support the video tag. Installation This bottom bracket is assambled like any other BSA and it does not require any special tool. For further information, please check our written manuals. Assambly instructions
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