The DUB system is a bottom bracket design developed by SRAM that connects the crankset to the bike frame. It is known for its durability and ease of installation, making it a great choice for both casual and serious cyclists. The DUB system is compatible with all SRAM road DUB bottom brackets, ensuring a reliable and efficient performance on your bike.
I bought this product to improve my performance and it is the best investment I have ever made. Originally reviewed on Competitivecyclist.com