Sunlite
BB Conversion Kit
MSRP
Product Information
This American 1-Piece to 3-Piece Bottom Bracket Conversion Kit from Sunlite is designed to modernize older bicycles, allowing frames originally built for 1-piece cranks to accommodate more versatile 3-piece cranksets. It's an excellent solution for upgrading vintage bikes with American-style bottom bracket shells, extending their usability and performance. The robust steel construction ensures durability and a reliable interface for your updated drivetrain setup.
Features
- Converts American BB shells to accept 3-piece cranksets for enhanced drivetrain options.
- Specifically designed for older 68mm American frames.
- Durable steel construction provides long-lasting performance.
- Includes loose ball bearings for smooth operation (requires grease during installation).
Specs
- Shell Type: American (68mm)
- Spindle Type: JIS Square Taper
- Spindle Length: 122mm
- Interface: 24 TPI
- Cup Material: Steel
- Weight: 517g
Select a Store
Selected Store
2 locations / In stock at 2
In stock at 1 other locations
Velo City Cycles
(1 Review)
326 S River Ave
Holland, MI 49423
Fort Wayne Outfitters & Bike Depot
(1 Review)
1004 Cass St
Fort Wayne, IN 46808
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Product Information
This American 1-Piece to 3-Piece Bottom Bracket Conversion Kit from Sunlite is designed to modernize older bicycles, allowing frames originally built for 1-piece cranks to accommodate more versatile 3-piece cranksets. It's an excellent solution for upgrading vintage bikes with American-style bottom bracket shells, extending their usability and performance. The robust steel construction ensures durability and a reliable interface for your updated drivetrain setup.
Features
- Converts American BB shells to accept 3-piece cranksets for enhanced drivetrain options.
- Specifically designed for older 68mm American frames.
- Durable steel construction provides long-lasting performance.
- Includes loose ball bearings for smooth operation (requires grease during installation).
Specs
- Shell Type: American (68mm)
- Spindle Type: JIS Square Taper
- Spindle Length: 122mm
- Interface: 24 TPI
- Cup Material: Steel
- Weight: 517g
