Brompton chain tensioner nut for sa 3 spd pre 2004
The pre 2004 chain tensioner nut for sturmey archer from brompton is a gear indicator and chain tensioner nut for 3 speed sturmey archer hubs it comes in 169mm pre 2004 for steel shells the pre 2004 nut comes with a washer and it is essential to use the correct nut for your hub