Challenge Gravel Grinder TLR 700x42C gravel jacket kevlar - UNPACKED
Quick sample taken from cyclocross tires in a tubeless design, ideal for gravel. Width 42mm, Kevlar heel, black color.
Challenge Gravel Grinder TLR is a tire directly designed for gravel bikes, which allows tubeless use.
The pattern based on Chicane cyclocross galoshes is characterized by an excellent combination of low rolling resistance and at the same time certainty in curves thanks to the side protrusions.
The nylon sides of the tire guarantee excellent driving properties and sufficient resistance to defects.
Pressure: 2.1-4.1 Bar
TPI: 120 TPI
Weight: 450g
Technology: TLR
Load capacity: 120kg
Tubeless | Yes |
Material | kevlar |
product ID | 146129 |
PSI - indicates the pressure to which the manufacturer recommends inflating the tire. 1 atmosphere = 14.7 PSI
TPI (EPI) - the density of the shell's skeleton fibres. The higher the TPI value, the more flexible and flexible the tire will be.
Kevlar tire - foot made of Kevlar fibres. The cover can be folded, so it is more practical when moving or storing. It is characterized by a lower weight compared to wire casings and a higher resistance to puncture.
Wire tire - bead made of wire. The shell is inflexible, it is heavier than the Kevlar one.
Overview of tire sizes and markings
Size chart | ETRTO | Dimension in inches | French label |
---|---|---|---|
28" | 18-622 | 28 x 3/4 | 700 x 18C |
19-622 | 700 x 19C | ||
20-622 | 28 x 3/4 | 700 x 20C | |
22-622 | 28 x 7/8 | 700 x 22C | |
23-622 | 28 x 7/8 | 700 x 23C | |
25-622 | 28 x 1.00, 1 1/16 | 700 x 25C | |
28-622 | 28 x 1.20 | 700 x 28C | |
30-622 | 28 x 1 5/8 x 1 1/8 | 700 x 30C | |
32-622 | 28 x 15/8 x 11/4 | 700 x 32C 700C COURSE | |
35-622 | 28 x 15/8 x 13/8 | 700 x 35C | |
37-622 | 28 x 1 5/8 x 1 3/8 | 700 x 35C | |
40-622 | 28 x 1.50 28 x 1 5/8 x 1 1/2 | 700 x 38C | |
42-622 | 28 x 1.60 | 700 x 40C | |
44-622 | 28 x 1.625 | 700 x 42C | |
47-622 | 28 x 1.75 | 700 x 45C | |
50-622 | 28 x 1.90 28 x 2.00 | ||
60-622 | 28 x 2.35 | ||
32-635 | 28 x 1 1/2 x 1 1/8 | 770 x 28B 700 x 28B 770B COURSE | |
40-635 | 28 x 1 1/2 28 x 1 1/2 x 1 3/8 | 700 x 38B 700 x 35B 700 Standard 700B Standard | |
44-635 | 28 x 15/8 x 11/2 | 700 x 40/42B | |
28-642 | 28 x 1 3/8 x 1 1/8 | 700 x 28A | |
37-642 | 28 x 1 3/8 | 700 x 35A |
Tire width in mm | Wheel rim in mm | |||||||||
13C | 15C | 17C | 19C | 21C | 23C | 25C | 27C | 29C | ||
18 | X | |||||||||
20 | X | |||||||||
23 | X | X | ||||||||
25 | X | X | X | |||||||
28 | X | X | X | X | ||||||
32 | X | X | X | X | ||||||
35 | X | X | X | |||||||
37 | X | X | X | X | ||||||
40 | X | X | X | X | ||||||
42 | X | X | X | X | X | |||||
44 | X | X | X | X | X | |||||
47 | X | X | X | X | X | X | ||||
50 | X | X | X | X | X | X | ||||
52 | X | X | X | X | X | X | X | |||
54 | X | X | X | X | X | X | ||||
57 | X | X | X | X | X | X | ||||
60 | X | X | X | X | X | X | ||||
62 | X | X | X | X | X | X |

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