Product Name: Best Foreign Bicycle online Steel Alloy Suspension Mountain Bike Model NO.: GD-MTB-007 Gear: 33 Speed Foldable: Not Foldable Wheel Size: 27.5 frame Size: 27.5 frame: Alloy frame 27.5" Fork: Gd-327lsd Alloy/Steel SUS Fork Threadless:25.4*28. Headsets: Neco H-115MP 1-1/8" Threadless 28.6/44/30 H:23mm E Grips: TPR125mm Shifing Lever: L-Twoo SL-A33-11-3 Bk F Deraileur: L-Twoo Fd-A33-L Front Derailleur 3*11s Bk R Deraileur: L-Twoo Rd-A33-a Mega Sprlockets:42t Bk Freewheel: L-Twoo CS-A11s 11-42t F/R Brake: Yinxing M500 Oil Disc Brake Chain Wheel: Prowheel Mpe-901 1/2"*3/32"*24*34*42t*170mm Chain: Kmc 1/2*3/32"*114L Rim: Al 27.5*1.75 H:20mm 14G*36h AV Bk Saddle: Saddle Bk Printing Color with Plastic base Type W/ Handlebar: Steel Bend Type 22.2*31.8*680*1.4t R:20mm 6