Configuration parameters of challenger 300

Name: 12 Challenger 300

Color: Farrah Red, White Green, Black Red

Frame size: 26X 16/ 18

Frame: Merida patented HFS hydraulic integration technology aluminum alloy frame.

Front fork: SRAM rockshox XC28/TK hydraulic lock front fork.

Oil dish: TEKTRO Traco hydraulic oil dish in Yan Hao.

Optical disc: Tektro160mm

Chain: KMC X9 antirust chain handle Horizontal: X-mission 3 1.8mm black aluminum alloy straight handle.

Auxiliary handle: X-mission 22.2mm black aluminum alloy.

Flower drum: formula Pei Lin quick release aluminum alloy disc brake flower drum

Rim: Merida double-layer aluminum alloy disc brake ring

Tire: CST Zheng Xin Mavericks 26X 1.95 premium tire.

Seat tube: X-mission 3 1.6mm black aluminum alloy.

Cushion: Merida Challenger

Flywheel: Shimano HG20-9S

Front transmission: Shimano ALIVIO M430

Rear transmission: Shimano ALIVIO RD-M430

Shift lever: Shimano ALIVIO M430

Rack crank: Shimano ALIVIO M43 1 spline rack.