Straight-50series   Magnesium Wheels & Hubs

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New Standard

  • More stronger and lighter than conventional(ø40 center-bore) system
  • ø50mm Center-bore
  • ø66mm over sized Pitch Circle Diameter
  • Bottomless ø50mm all thru hub configuration
FRONT
wheel_st50_130

model ST50-130
outer-width Back-space Center-bore  bead retainer 
130mm 53mm 50mm Yes
intended use dry&wet tires for National,Promotional classes
dry&wet tires for International classes
tire size 10x4.20-5   10x4.50-5   10x4.60-5
4.5/10.0-5
wheel_st50_130c

model ST50-130C
outer-width Back-space Center-bore  bead retainer 
130mm 33mm 50mm Yes
intended use dry&wet tires for National,Promotional classes
dry&wet tires for International classes
tire size 10x4.20-5   10x4.50-5   10x4.60-5
4.5/10.0-5
REAR
wheel_st50_184

model ST50-184
outer-width Back-space Center-bore  bead retainer 
184mm 63mm 50mm Yes
intended use dry&wet tires for National,Promotional classes
wet tires for International classes
tire size 11x6.00-5   11x6.50-5
6.0/11.0-5
wheel_st50_212

model ST50-212
outer-width Back-space Center-bore  bead retainer 
212mm 63mm 50mm Yes
intended use dry tires for National,Promotional classes
dry tires for International classes
tire size 11x7.10-5
7.1/11.0-5
wheel_st50_212d

model ST50-212D
outer-width Back-space Center-bore  bead retainer 
212mm 73mm 50mm Yes
intended use dry tires for National,Promotional classes
dry tires for International classes
tire size 11x7.10-5
7.1/11.0-5
FRONT
st50_front_hub_90mm

model ST50 - ø25 x 90mm with bearings
Axle diameter 25mm
Length 90mm
Specs Chassis without front brake
3 studs / 66mm P.C.D. / 50mm Center-bore 2 bearings included
st50_front_hub_72mm

model ST50 - ø50 x 72mm
Axle diameter 50mm
Length 72mm
Specs Chassis with front brake
3 studs / 66mm P.C.D. / 50mm Center-bore M6x2bolts clamp
st50_front_hub_88mm

model ST50 - ø50 x 88mm
Axle diameter 50mm
Length 88mm
Specs Chassis with front brake
3 studs / 66mm P.C.D. / 50mm Center-bore M8x2bolts clamp
REAR
st50_rear_hub_88mm

model ST50 - ø50 x 88mm
Axle diameter 50mm
Length 88mm
Specs 3 studs / 66mm P.C.D. / 50mm Center-bore M8x1bolt clamp
  • W = Wheel outer-width
  •  B = Center-bore
  •  P = Back-space
  •  P.C.D. = Pitch Circle Diameter
p.c.d. p.c.d.