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Frog City 53

税込価格¥132,000

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Lightweight 20-inch kids’ urban bike

技術仕様

Approximate Age	5-7 years
Product Safety Certifications	ISO 4210 and CPSC 1512 (CFR 1512)
Bike Weight	8.45kg (with pedals) / 9.71kg (with pedals & accessories)
Frame	6061 T6 heat treated Aluminum alloy, seat tube 11″ (280mm)
Fork	6061 T6 heat treated Aluminum alloy, seat tube 11″ (280mm)
Front Hub	Quando, Aluminum, sealed hub, QR, 20 hole
Rear Hub	Quando, Aluminum, sealed hub, QR, 20 hole, Shimano type 8/9spd free hub body
Rim	Aluminum, 20″, double wall, machined braking surface
Seat Clamp	Aluminum, QR
Headset	Neco, 1″1/8 semi-integrated threadless, Frog Bikes top cap
Stem	Aluminum, 1″1/8, 38mm, 4 bolt clamp
Brakes (F&R)	Tektro 836AL, Aluminum, linear pull
Tyres	Kenda K154, 20″x1.5″, City, (ETRTO/ISO 38-406)
Mudguards	Full length, resin, black
Accessories Included	Bell, bike reflectors white/red, wheel reflectors orange/white, paint plasters, frame protector patches
Crankset/Chainring	Frog Bikes Patented,114mm, Aluminum straight arm cranks, 32T chainring, black
Bottom Bracket	Thun Shorty-ML-SL; square taper, 68/113.5
Pedals	Frog Bikes, eco-friendly rice husk & plastic composite, with reflectors, 9/16″
Chain	KMC, 8-speed
Handlebar	Alloy, 540mm width, 60mm rise, 25Âº sweep
Brake Levers	Tektro JL510, Aluminum, easy reach
Saddle	Frog Bikes child-specific saddle (small), steel rails
Seat Post	Aluminum, micro adjust, 27.2mm
Gear Shifter	FrogFitTechnologyÂ®, youth-specific 8-speed with short lever travel and ultraslick gear cable
Rear Derailleur	Shimano Altus, M310 OR Microshift, Mezzo, RD-M36S, short cage, 8-speed

Geometry

A – Wheelbase (mm)	870
B – Seat Tube Angle (°)	74
C – Head Tube Angle (°)	71
D – Effective Top Tube (mm)	444.5
E – Head Tube Length (mm)	170
F – Chain Stay Length (mm)	370
G – Seat Tube Length (mm)	280
H – Bottom Bracket to Floor (mm)	216

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