hummer suspension folding mountain bicycle with spokes

Specifications 1.Frame :Alloy

2.Fork: Steel

3.Rim :Steel

4.Handlebar :Steel

5.Pedal : PVC

  hummer suspension folding mountain bicycle with spokes        

Frame	26"*430mmL.Head tube:50*44*120mm normal head tube .Top tube: square tube.Down tube:square tube. Middle tube or seat tube:34.9*2.2T*430mmL.Middle tube reaming:27.4.Bottom bracket:68mmL*43.Seat stay :22.2 .Chain stay :25.4 square straight tube .Chain stay distanche: 135mm.RC:430mmL.Vertical claw .	Aluminium alloy  6061
Fork	26"Alloy cap steel leg ,28.6*25.4*192mmL , without thread line .Turning:30. suspension 60mmL ,front leg length :440mm. CP brace .With waterproof abd disc brake stop.Fork leg distance :100mmL.	Aluminium/steel
Cartridge headset	1-1/8" 28.6*44*30 caged.5/32"*22A.Set height :9mmL	steel
Component gasket	28.6*10mmH. Alloy flat washer.	aluminium
Handlebar	Length:600 6°Hold distance:>180  .  Swallow handlebar	aluminium
Handlebar stem	28.6*36mmH EXT85mm ,7 degree	Aluminium alloy 6061
Grips	L/R:130mmL.	rubber
Derailleur	L/R:21 speed,location , resin compound+ aluminium alloy casting base. Inner line,L:1800mmL.R:2050mmL.	resin/aluminium
Derailleur( Front)	Pull up location transmission .	steel
Derailleur (Rear)	Steel,long arm location derailleur .	steel/aluminium
Derailleure line shell	F:450mmL*190mmL R:460mmL*240mmL*280mmL.	steel/p.p
Brake ( Front)	Mechanical disc brake, aluminium alloy brake subject. With inner hexagonal screw .With 160 disc brake pad	steel/aluminium
Brake ( Rear)	Mechanical disc brake, aluminium alloy brake subject. With inner hexagonal screw .With 160 disc brake pad	steel/aluminium
Brake inner line	F:1000mmL R:1500mmL.1.5 galvanize.7*7 zine head	steel
Brake line shell	F:760mmL R:420*540mmL.	steel/p.p
Bottom bracket headset	Sealed ,BC1.37"*24T.(68mmL-120mmL) axis .	steel
Chainwheel&Crank	1/2"*3/32"*22T*32T*42T , location sprocket . Black plastic cover,S13 type sandblast black square hole crank 170mmL .	steel
Chain	1/2"*3/32"*108L....	steel
Peddle	9/16" cr-mo steel axis ,without ball , PP subject , normal reflactor .	PP
Freewheel	1/2"*3/32"(14-28T).7 speed ,location thread type .	steel
Hub( front)	3/8*14G*36H*100W*145mmL.PCD57	steel
Hub( rear )	3/8*14G*36H*135W*175mmL.PCD57	steel
Rim	26"*14G*36H.530g.A/V. Without rivet	aluminium
Tire	26"*1.95.(52-559). Compass wanda	rubber
Tube	26"*1.95.A/V  ,butyl , xiehe	butyl
cushion	26"*16W 1.0mm thickness.	rubber
Spokes	14G*45#	45#
Ski pad	5-1/2" .	P.P
saddle	Steel spring , compound nylon + bubble	PVC
seatpost	30.4 *1.8T*300mmL with seatpost caliper .	aluminium
Seat bolt	34.9  with alloy caliper .AL-T6.	aluminium
Kick stand	With 2 SET M6*12mmLbolt and gasket .	steel
Wheel reflector	Front white , rear red	pvc
Standard component	Bottle screw :M5*12mmL. Inner hexagonal.	steel

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