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Challenge Gravel Grinder Vulcanized Tubeless Tire (Black) (700c) (38mm) (Folding) (Nylon)

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Challenge Gravel Grinder Vulcanized Tubeless Tire (Black) (700c) (38mm)
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The Challenge Gravel Grinder Vulcanized Tubeless Tire is designed for dirt and gravel roads. Featuring a file type center tread and knobby shoulders, grip is retained without sacrificing rolling power.

Features:

  • Designed for hardpack dirt and gravel
  • TLR: Tubeless Ready 120tpi nylon superlight casing

Specifications:
Tire Type: Tubeless (Clincher)
Bead: Folding
Compound | Casing: Nylon
TPI (Threads Per Inch): 120 TPI
Puncture Protection: -
Inflation: 80 PSI
Color: Black
Weight: 375g (700c | 38mm)

This product was added to our catalog on October 31, 2019

Tire Size Chart

Inch SizingISO / ETRTO
(Diameter)
12.5"203
14"254
16" BMX / Kids305
16" Recumbent349
18" BMX / Kids355
18"400
20" BMX / Kids406
20 x 1-3/4"419
20 x 1-3/8", 20 x 1-1/8"451
22"457
22" Wheel Chair501
24" BMX / Kids507
24" BMX Race (Fractional)
24" Road		520
24" Old Schwinn S-7 Size521
24" Wheel Chair540
24" Old Schwinn S-5 Size547
26" Mountain559
650c Small Road Bike571
27.5 / 650b584
26 x 1-3/8590
26" Old Schwinn S-6597
700c / 29" / 28"622
27" Road (Fractional)630
28" Track Tubular635
36" Big Bike787

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