2 Inch Cup Bike Conversion Kit Crank Set With 180mm Axle And 44 Tooth Sprocket Included Bottom Bracket Cup Ball Bearing Kit For Mountain And Road Bikes Built Tough Metal Construction Arms Excluded

2-Inch Cup BB Conversion Kit: 180mm Axle & 44T Sprocket ✔️ 180 mm (7.09 in) axle, 200 mm (7.87 in) length, 2 in cup, single kit

The bottom bracket cup ball bearing kit is designed to convert a bike’s crank system to a cup-style bottom bracket. This handy unit is ideal for mountain and road bikes, including frames like beach cruisers, lowriders, and choppers. The metal construction delivers solid durability, while arms are excluded.

✅ 180 mm (7.09 in) axle length
✅ 200 mm (7.87 in) overall length
✅ 44T sprocket included
✅ Metal bottom bracket cup ball bearing kit (sealed)
✅ Fits 2 in (50.8 mm) cup bottom bracket shell
✅ Suitable for beach cruiser, lowrider, and chopper frames

💡 What is a cup bottom bracket kit used for in bike projects?

This handy upgrade helps convert or refresh a bike's drivetrain. - 2 in cup BB compatibility and installation basics - Sealed ball bearing kit with metal construction benefits - Handy for cruiser, mountain, and road bikes - Includes 180mm axle and 44T sprocket for easy upgrades