Shimano Dura-Ace GB-100 1st Gen 68-W-112 c.1972 Vintage 112 mm Bottom Bracket Axle 26" Weight - 3

Weight - 3

Weight - 6 g

Threaded Section - 26 mm

hailing from Great Britain and in production from the 1950s to the 1960s

ie: a 6 speed 14-24 freewheel would likely have cog sizes 14

Shimano Dura-Ace GB-100 1st Gen 68-W-112 c.1972 Vintage 112 mm Bottom Bracket Axle 26" Weight - 3Original part produced in the 1970s Professionally checked & cleaned Worldwide shipping Shimano Dura Ace bottom bracket axle (or BB spindle if you prefer), hailing from Japan and dating back to 1972. Made from steel and weighing in at 148 grams. A fine choice for keeping your vintage bike authentic, but also great for any other compatible bike. The axle has been thoroughly checked, cleaned and graded as good condition, but do take a good look at the