Shimano BB-UN52 NOS Classic Italian 107 mm JIS Bottom Bracket Medium/Large (Approx 33 1/2" Inside Leg) Weight - 41 g

Weight - 41 g

Frame Fixing - Clamp-On 28

giving you the maximum reach

Across Bottom Hem - 11 cm

Shimano BB-UN52 NOS Classic Italian 107 mm JIS Bottom Bracket Medium/Large (Approx 33 1/2" Inside Leg) Weight - 41 gOriginal part produced in the 1990s New old stock! Still unused after all these years Worldwide shipping Shimano BB UN52 bottom bracket, hailing from Japan and in production during the 1990s (yet still new & unused after all this time!). Made from aluminium steel and weighing in at 332 grams. A fine choice for keeping your classic bike authentic, but also great for any other compatible bike. OVERVIEW Bearing Race Condition New Old Stock* Model ID BB