KELLYS URC 50 Arctic Sky M, 2026

KELLYS Carbon Aero Pro Disc / Power Core, 1.5" tapered HT ACR System, flat mount disc brake, internal routing / 12 mm thru axle

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KELLYS Carbon Disc / 1.5" tapered steerer, flat mount disc brake / 12 mm thru axle

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SHIMANO 105 R7100 Hollowtech II cranks (50x34T) - length 172.5 mm (S - M), 175 mm (L)

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SHIMANO 105 R7100 derailleur (direct mount)

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SHIMANO 105 R7100 derailleur (on the reel)

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Shifting SHIMANO 105 ST-R7120 Dual Control

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number of gears 24

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cassette cog SHIMANO CS-7100-12 (11-34T)

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chain SHIMANO CN-M7100-12

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brakes SHIMANO 105 R7170 Hydraulic Disc

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brake levers SHIMANO 105 ST-R7120 Dual Control

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SHIMANO RT64 brake discs, front 140 mm / rear 140 mm

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FULCRUM Racing 800 DB Disc Center Lock wheels (12x100 mm / 12x142 mm)

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SCHWALBE One Performance 30-622 (700x30C) RaceGuard tyres, TLE, ADDIX

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FSA 1.5" ACR integrated headset

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SHIMANO Press-Fit SM-BB71-41B

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fixed axle front 12x119 mm / rear 12x171 mm

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stem FSA NS ACR - diam 28.6 mm / bar bore 31.8 mm / 84° / length 80 mm (S), 90 mm (M), 100 mm (L)

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FSA Energy Compact ACR handlebars - diam 31.8 mm / width 400 mm (S - M), 420 mm (L)

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SELLE ITALIA Smart bar tape handles

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Carbon Aero seatpost - length 350 mm

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SELLE ITALIA Novus Boost Evo Superflow saddle

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frame size S / M / L

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weight 8.96 kg (M)

Size chart

The sizes shown are our recommendations. These are approximate values as Specialized, CTM and GHOST each have specific frame geometries. The size of the bike's wheels also matters, so if in doubt about which size to choose, feel free to use our online chat or contact us on our helpline +421 947 974 140 .

Kids Bikes

wheel	age	height
12	2-4y	to 110 cm
16	4-5y	110- 120 cm
20	5-8y	120-135 cm
24	8-11y	135-145 cm

for Adults: wheel sizes 26, 28, 27,5 a 29

size	height
XXS	to 155 cm
XS	to 163 cm
S	to 170 cm
M	to 178 cm
L	to 185 cm
XL	to 193 cm
XXL	above 193 cm