6 Threadless Crown Race: 30 Bearing Type: Cartridge Defined Color: Black. Sunday Integrated Headset - 1-1/8", 5mm, Black Stem Clamp Diameter: 28.The Sunday BMX integrated headset is designed to be a quality headset at an affordable price.
6 Threadless Crown Race: 30 Bearing Type: Cartridge Defined Color: Black. Sunday Integrated Headset - 1-1/8", 5mm, Black Stem Clamp Diameter: 28.The Sunday BMX integrated headset is designed to be a quality headset at an affordable price.