BUY BICYCLE TRIALS COMAS KIDS R1 740 V-BRAKE
Are you thinking of buying a bicycle Comas 18 inches for Trial and Biketrial? This model Comas R1 740 18 inches is assembled with V-Brake brakes. Threated bottom bracket 124,5mm. External headset. High quality Comas components. 18" x 2.20 tires. Matt black finished with Comas logos in white and red. 7,080 kg of weight.
TECHNICAL SHEET TRIALS COMAS KIDS R1 740 V-BRAKE
Frame and fork
Weight: 7,080 kg
Made in high quality aluminium 6061-T6 with optimised tubes. Best for riders until 1.20 meters tall.
Oversized chainstay for a reliable and strong construction.
Incorporates reinforcement bridge in upper rear tubes.
CNC one piece high precision machining drops designed to use with snail type chain tensioners.
Trial 18” fork for V-brake brake system and 1-1/8” tube.
Made in aluminium 6061-T6 with optimised thickness to improve the resistance.
Oversized arms to get an strong and reliable construction.
Headset tube CNC machining in one piece to optimise the rigidity.
High precision CNC machining dropouts.
100 mm width, compatible with most hubs in the market.
Wheels features
Comas Entry front hub 100 mm and 28 spokes. 9 mm threat axle.
Comas Entry rear hub 116mm and 32 spokes. 10 mm threat axle. Sprocket threat 1.37"x24T Comas front rim 18", 28 holes, single wall. 32mm width. Lighted.
Comas rear rim 18”, 32 holes, single wall, special width 47mm. Lighted.
Ultralight 1.8mm Comas spokes.
Aluminium nipples.
Kenda 18”x1.75 tires. Symetric design and internal security ring.
Brakes features
V-brake brakes L90mm height. Aluminium. 2 fingers levers.
Transmission features
Comas L140 mm cranks, offset 33 mm, for threat freewheel 1,37" x 24T
Chrome-Moly JIS bottom bracket. Sealed bearings. 124.5 mm long.
Comas 30.6 freewheels. 18T and black finished anodised.
Chain YBN s20, 1/2x3/32”
Sprocket Comas 15T threat. Aluminium 7075-T6. Width 1 2mm
Comas Mono cage pedals. Polymer. Threat 9/16”
Drive features
Comas external 1-1/8” headset. A-head system.
Uno 100 mm long stem and 25° sloping.
Comas extra thin foam grips. 2 mm thickness.
Comas aluminium 7075-T6 handlebar. H105 mm, L580 mm.
Geometry of this bike
Total long: 738 mm
BB height: +25 mm
Chainstay: 275 mm
Headset tube long: 110 mm
Drive angle: 72°
Offset: 45 mm
Finished
Black with COMAS graphics in colours white, black and red.
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