Product : Gravity DX 27.5 Alloy 21 Speed Bike Category of Bike : MTB Multi Speed Bike Brand Name : Favron Manufactured By : KB Bicycles LLP Specifications : Frame : Alloy 18.5" (inner cable) Head Set : NECO HUB : Alloy F with Q/R RIM : D/W Alloy B.B set : KENLI Sealed Bearing Handle Bar : Steel 660MM Fork : Suspension 80MM Tyre : 27.5" x 2.35" Pedal : Plastic Brake Set : Dual Disc Brake Zoom Components : Seat with Q/R Handle Stem : Alloy F/D : SHIMANO TOURNEY TY500 R/D : SHIMANO TOURNEY TY300 Shifter : Shimano EF 500 - 7x 3 Freewheel : Shimano 7 speed Chainwheel : Steel Crank : Steel HSN : 8712