*PISTON KIT NAMURA FORGED HONDA CRF250R 18-19 CRF250RX 2019 78.97MM S3-Cat-Apparel-Helmets-O'NEALHelmetsOffRoad/ADV-10SRS L: 59–60 cm (23 ¼–23

L: 59–60 cm (23 ¼–23 5⁄8 in)

5 Helmet Kit delivers core protection and all-day comfort

so that is what our adaptor allows you to do

high waist

IND10002:  Black stem

*PISTON KIT NAMURA FORGED HONDA CRF250R 18-19 CRF250RX 2019 78.97MM S3-Cat-Apparel-Helmets-O'NEALHelmetsOffRoad/ADV-10SRS L: 59–60 cm (23 ¼–23Namura Forged pistons offer dyno proven gains in performance and durability over industry standard 4032 forged pistons. Namura's exclusive forged alloy offers lower expansion rates, allowing for tighter build tolerances and superior tensile and yield strength at operating temperatures. All new Forged pistons come with Namura's signature features: 100% CNC machine piston domes, hard anodized domes for reduced carbon build up and heat resistance and