E*thirteen Bottom Braket for BSA threaded frames 68/73mm 30mm spindle
BSA threaded bottom brackets adapt 30mm spindle e*thirteen cranks to standard BSA threaded BB shells. BBs feature custom bearings designed for our application from the ground up, with high performance seals and custom grease specification for top-notch durability and smooth spinning.
All BBs include our 1 year, no questions asked guarantee.
At Bike Doctor, we offer FREE Ground Shipping on all orders over $150 with a few exceptions. Bikes, Trailers and Wheels require a separate shipping quote because of their non-standard shipping sizes.
When you order any of these items online there will no charge for shipping shown at checkout. Our Customer Service Team will contact you once your order has been accepted, and they will arrange the most cost effective and convenient shipping method to your address in Canada.