EK Chains - 420 Pitch Stock Item:EK 420-SRO 102 O-RING POST SKJ 90 mm OD shims

90 mm OD shims

Technical Features

Large radius support at knob base reduces knob roll in soft areas with hard base

covering popular adventure

375in (289mm)

EK Chains - 420 Pitch Stock Item:EK 420-SRO 102 O-RING POST SKJ 90 mm OD shimsCHAIN TYPES Non Sealed Standard and HD: EKs Standard and Heavy Duty non sealed chains are manufactured to meet strict quality control requirements. For general purpose use on small capacity motorcycles. Chain Code Standard 420, 428, 530, 630 Chain Code Heavy Duty 415SH, 420DEH, 428DEH, 520H, 525H, 530H Non Sealed MX & Road Race: All EKs Motocross and road race chains utilise their CRH pin treatment which provides an extremely hard outside coating and