KS Integra Oil Pressure Cartridge - 30.9/31.6mm 200mm 2020+ CheckoutTitle=Shimano Dura-Ace ST-R9270-RF Di2 Shift/Brake Lever with BR-R9270 Hydraulic Disc Brake Caliper - Right/Rear The chrome hardened pin construction

The chrome hardened pin construction provides longer chain life

700c x 42mm or 650b x 50mm max recommended tire size

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Axle standards keep changing but the Trio works with them all

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KS Integra Oil Pressure Cartridge - 30.9/31.6mm 200mm 2020+ CheckoutTitle=Shimano Dura-Ace ST-R9270-RF Di2 Shift/Brake Lever with BR-R9270 Hydraulic Disc Brake Caliper - Right/Rear The chrome hardened pin constructionKS Integra Oil Pressure Cartridge 30. 6 31. 6mm 200mm 2020+. Cartridges fully replace the functional mechanism of KS dropper posts. Pick the model and length of drop for the post you need to service. These are also called "Oil Pressure Sticks" and "Air Pressure Sticks" In KS Service Documentation. Fully replace the functional mechanism of KS dropper posts May not work with OEM dropper posts