Formula Acid 20" 7 year old children's mountain bike orange-black

Formula ACID 20" – lightweight and durable children's bike with SHIMANO drivetrain (2025)

The Formula ACID 20" is a versatile children's bike that combines a lightweight aluminum frame , durable components and a SHIMANO 7-speed transmission for a smooth riding experience. This black and orange bike has a strong steel fork, impact-resistant aluminum rims and smooth-rolling tires that ensure a safe and comfortable ride on various surfaces. The bike is suitable for children from approx. 122–145 cm tall and is an excellent choice for school trips and leisure adventures.

Specifications:

• Brand : Formula

• Model : ACID

• Category : Children's bike

• Frame material : Aluminum

• Frame size : 11"

• Fork : Rigid, steel

• Gears : 7-speed, SHIMANO

• Rear derailleur : SHIMANO RD-TY21GS

• Gear lever : L-TWOO A2 SL-V4007-7W-2

• Cassette : SHIMANO TZ-500, 14–28T

• Crankset : 32T, square mount

• Brakes : Aluminum V-brakes (YX-C228)

• Tires : 20" x 1.95 WANDA P1023

• Rims : Double-walled, impact-resistant aluminum rims

• Handlebar : 560 mm, steel

• Pedals : Plastic

• Saddle : 245 x 155 mm

• Driver height : 122–145 cm

• Maximum weight : 35 kg

• Warranty : 10 years on frame, 18 months on parts

• Country of manufacture : Ukraine