Meroca Bike Hydraulic Brake Aluminum Alloy Dual-piston Brake Freio Hidraulico Disco De Freio Mtb 160 Mm Frenos Hidraulicos Mtb mountain bike derailleurs French mouth/ Presta Valve (inner

French mouth/ Presta Valve  (inner tube needs to use 60MM  valve)

FTS-L cassette

and it can ring about 4000 times continuously

Rear wheel 4 Bearings:

Meroca Bike Hydraulic Brake Aluminum Alloy Dual-piston Brake Freio Hidraulico Disco De Freio Mtb 160 Mm Frenos Hidraulicos Mtb mountain bike derailleurs French mouth/ Presta Valve (innerBrand: meroca Model: hd m800 Color: Black red Material: aluminum alloy Weight: about 638g, a pair (excluding discs) Length: front brake 800mm rear brake 1400mm Category represents meaning LFRR left front right rear LRRF left rear right front LF left front RR right rear RF right fornt LR left rear NOTE: Please remove the protective sheet of the clamp before installation. Do not pinch the brake handle without protection, otherwise the oil pipe will burst