ITEM NAME:Bike Front Fork Cone Head Set Bowl Set Bottom Spacer Conversion Switch Seat #JT1 Product Description Description: Bicycle Bike Front Fork Cone Head Set Bowl Set Bottom Spacer Conversion Switch Seat Bicycle Front Fork Cone Head Set Bowl Set Bottom Below Spacer Conversion Switch Seat ========= Features: 1. Suitable for 44/56mm or 44/55mm head set; 2. Support installation of 28.6mm straight front fork and 39.8mm cone front fork; 3. Made of aluminum alloy; 4. Jump ring design for easy installation and disassembly; Specifications: OD: 39.8mm/1.57" + 29.9mm/1.18" Material: aluminum alloy Weight: 12g/set Included: 2 x Bike Front Fork Cone Head Set Bowl Set Bottom Spacers.Support installation of 28.6mm straight front fork and 39.8mm cone front fork;. Included: 2 x Bike Front Fork Cone Head Set Bowl Set Bottom Spacers. Jump ring design for easy installation and disassembly;.