Neco BSA Bottom Bracket 131mm Square Axle - Black

A straightforward replacement for bikes with an English-threaded shell. This Neco BSA bottom bracket uses a square-taper axle to work with most classic square-taper cranksets and delivers smooth, reliable pedaling for city, trekking, and MTB commuting builds. The BSA (English) thread makes installation and future servicing simple with standard tools.

- This is a BSA (English-thread) bottom bracket designed for frames with 1.37" × 24 tpi threads
- The square-taper axle fits most square-taper cranksets for an easy, budget-friendly refresh
- The ~131–132 mm axle length helps achieve the correct chainline on drivetrains that need a longer spindle
- The threaded design offers creak-free performance and straightforward maintenance with common BB tools
- It is a durable everyday choice for city, trekking, and MTB commuter bikes

Specifications
Brand: Neco
Model: BSA
Type: Bottom bracket
Mount: Square
Length: 132 mm
Bottom Bracket Type: Threaded
Color: Black