Park Tool DAG-3 Derailleur Hanger Alignment Gauge MFPN=11654217 Tooth Count 42 Ring Position/Type

Tooth Count 42 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 110 Color Black Defined Color Black Material Aluminum

Color Green Primary Color Green Gender Unisex Size XS

whatever your bike type

Elastic jersey at back of knee provides great ventilation and freedom of movement

Park Tool DAG-3 Derailleur Hanger Alignment Gauge MFPN=11654217 Tooth Count 42 Ring Position/TypePark Tool Derailleur Alignment Gauge and straighenner for keeping drive train in correct alignment. Model Derailleur Hanger Alignment Gauge DAG 3 Description Derailleur Hanger Alignment Gauge Color Black