SRAM X-Sync Chainring 42 Teeth 110mm BCD Polished Grey/Matte Black Description-Motion Control Damper Assembly ZS49/30 upper/lower lower stack 4mm

ZS49/30 upper/lower lower stack 4mm color black weight 58g

} For quick acceleration and momentum

Size: 50 x 50 x 10cm (19

steel middle/inner) with CrMo bolts

SRAM X-Sync Chainring 42 Teeth 110mm BCD Polished Grey/Matte Black Description-Motion Control Damper Assembly ZS49/30 upper/lower lower stack 4mmSRAM X Sync Chainring 42 Teeth 110mm BCD Polished Grey Matte Black. SRAM X Sync chainrings feature tall teeth with alternating tooth profiles that hold the chain amazingly well and still provide space for mud to clear. Full CNC AL rings TECH SPECS Tooth Count 42 Ring Position Type Chain Retaining Single Ring Drivetrain Speeds 10 Drivetrain Speeds 11 Chainring BCD 110 Color Silver Black Defined Color Silver Material Aluminum