Frame
300 Series Alpha Aluminium, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and fender mounts, flat mount disc, horizontal sliding dropouts, 142x12 mm thru-axle
Fork
Size: 49, 52, 54, 56, 58, 61
Carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
Size: 49, 52, 54, 56, 58, 61
Checkpoint carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
Frame fit
Gravel
Weight
56 - 10.26 kg / 22.62 lbs
Weight limit
This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).
Shifter
Shimano GRX RX400, 10 speed
Front derailleur
Shimano GRX RX400, braze-on
Rear derailleur
Shimano GRX RX400, long cage, 36T max cog
Crank
Size: 49
Shimano GRX RX600, 46/30, 165 mm length
Size: 52
Shimano GRX RX600, 46/30, 170 mm length
Size: 54, 56
Shimano GRX RX600, 46/30, 172.5 mm length
Size: 58, 61
Shimano GRX RX600, 46/30, 175 mm length
Bottom bracket
Shimano RS500, 86 mm, PressFit
Cassette
Shimano Tiagra HG500, 11-34, 10 speed
Chain
KMC X10
Max. chainring size
1x: 44T, 2x: 50/34
Hub front
Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
Skewer front
100x12 mm thru-axle
Hub rear
Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
Skewer rear
142x12 mm thru-axle, 174 mm length
Rim
Bontrager Tubeless Ready, 28-hole, 17 mm width, Presta valve
Spokes
14 g stainless steel, black
Tyre
Bontrager GR1 Comp, wire bead, 60 tpi, 700x40 c
Max tyre size
45mm (49 & 52cm: 40mm due to toe overlap)
Saddle
Bontrager Montrose Comp, steel rails, 138 mm width
Seatpost
Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Handlebar
Size: 49
Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 38 cm width
Size: 52
Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 40 cm width
Size: 54, 56
Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 42 cm width
Size: 58, 61
Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop, 44 cm width
Handlebar tape
Bontrager Supertack Perf tape
Stem
Size: 49
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length
Size: 52, 54
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Size: 56, 58
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length
Size: 61
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length
Brake
Shimano RX400 hydraulic disc
Brake rotor
Shimano RT70, CentreLock, 160 mm
Rotor size
Max brake rotor sizes: 160mm front & rear