Birzman Rotor Wear Indicator 2025 MFPN=313-0269433050 Ramp Control V2 aligns spring

Ramp Control V2 aligns spring support with shaft speed – providing greater effect when you're charging hard

quick and tool-free way to adjust the saddle height

Color Black Ring Position/Type Outer Tooth Count 36 Drivetrain Speeds 10 Chainring BCD 104 Material Aluminum Defined Color Black

The perineal relief cutout improves blood flow and reduces numbness in sensitive areas when the hips are rotated forward in an aggressive forward-leaning pedaling position

Birzman Rotor Wear Indicator 2025 MFPN=313-0269433050 Ramp Control V2 aligns springQuickly check the degree of rotor wear to determine whether a replacement is needed Double sided, laser engraved minimum thickness (lower wear limit) markings, based on each rotor manufacturers recommendations, for easy reference Thinner design makes it easier to insert rotors Now compatible with TRP E Bike rotors Covers 90% of mainstream rotor specifications Model Rotor Wear Indicator 2025 Description Rotor Wear Indicator Color Gray