ZTTO 142148 Bicycle Bottom Bracket Spacer Aluminium Alloy Flywheel Hub Washer Bicycle Hub Conversion Washer - 142x12 to 148x12

• Hard anodized CNC aluminum alloy for the hub
• Easy and convenient to use
• Made of high grade material, solid construction
• With high quality and durable performance
• Washers and screws combination fix tightly, hard to move, simple and convenient installation

Specification:

• Material: Aluminum Alloy
• A Style: 100x15 to 110x15, front axis is 15mm
• B Style: 142x12 to 148x12, the rear axis is 12mm

Note：

• The size of style A is different from the size of style B, please read carefully before ordering