Hi, Nate Taylor here. Please reach out to me at nate@sscycleworks.com for inquiries on parts availabilities and shipping estimates.
Tandem bottom brackets and bottom bracket parts
On this page:
Eccentrics: Burley 45mm diam x 76mm with 130mm axle/BB | Burley 45mm diam x 76mm with 117mm axle/BB | Cannondale new eccentric | Eccentric fixing bolt | Cannondale eccentric fixing nut
Bottom brackets, bearings & axles: Burley 130mm bottom axle w/6203 bearings | Burley children's stoker bottom bracket
Bottom bracket eccentrics:
Burley eccentric 45mm diameter x 76mm with 130mm axle bottom bracket. Used, $100.00
Comes with 6003 sealed bearings

Eccentric with axle and bearings.
Burley eccentric 45mm diameter x 76mm with 117mm axle bottom bracket. Used, $125.00
Comes with 6003 sealed bearings

The 6003 bearings are easy to find if they ever need to be replaced.

Another view
Cannondale bottom bracket eccentric. New, $100.00
68mm x 54mm diameter.

From one side...

...and the other side.
Bottom bracket eccentric fixing bolt. $10
Part# 63291
We currently have two different bolts (please see note below picture) Have a need? Drop us an email: sscycleworks@comcast.net

We only have two bolts left in stock. The black bolt and the longer bolt
Cannondale bottom bracket eccentric fixing nut. $10
Part# 63290
We have three in stock

Note that one has a slotted end.

Another view
Bottom Brackets, axles and bearings
Burley 130mm bottom bracket axle with 6203 sealed bearings. Used, $50.00

Burley Children's stoker bottom bracket, 37mm diameter bearing shell w/140mm axle. Used, $100.00
- Bearing casing is 37mm in diameter, 65mm long.
- Axle is 140mm long.
- Bearings are #6003

Top view

Another view
