Ritchey WCS Headset Lower Cartridge ZS44/30 PF Alloy Black Model=BB5 Disc Brake Pads 4" Casing SCT TPI 120

4" Casing SCT TPI 120 Compound Single Bead Folding Type Tubeless Color Black Weight 690 Tire Size 2

Designed to help shoulder instability

High quality bicycle floor pump for high pressure applications

Ceramic bearing pulley wheel for reduced resistance

The Maxxis Dissector II is back with major upgrades for better control cornering and braking

Ritchey WCS Headset Lower Cartridge ZS44/30 PF Alloy Black Model=BB5 Disc Brake Pads 4" Casing SCT TPI 120Semi integrated sealed cartridge bearings with alloy cups that press into the head tube Upper includes top cap Lower includes crown race Model WCS Lower S. H. I. S. ZS44 30 Stack 1mm Upper Lower Lower Color Black Weight 34g Type Lower S H I S ZS44 30 Stack Height 1Mm