20" F LadyGoose

Smoother shifting, more powerful brakes, better suspension fork performance. The Avalanche Expert is equipped with the most capable components within the lineup, feeding you the confidence to progress your singletrack skills on climbs, descents and all the straightaways you can handle.


Currently taking pre-orders for late summer through winter delivery. Call the store for the latest information on models, sizes, dates and availability. Due to Covid-related stresses on the supply chain, all bike brands are experiencing delays of up to 12 months for popular models. Those with pre-orders in place will get priority allocations when limited stock arrives. 03 9557 6461


KidFit™ technology has been embedded into the design of every juvenile bike we make from the LilGoose to the Racer X. Learning to ride can be tough. But, KidFit™ features like easier gearing and improved rider positioning help make those first experiences a lot easier.



-32/16T drivetrain; 1-piece forged steel 127 mm crank.

-20” wheels with 2.125” sidewalk tyres.

-Mongoose® Hi-Ten 176 mm rise handlebar. 

The Urban Pedaler Promise
Each bike purchased with us includes:


  • Professionally built and inspected by an experienced bicycle technician
  • Free minor adjustments for 30 days from purchase
  • Free first tuneup between 3 and 6 months from purchase – valued at $149 – does not include parts
  • Lifetime Warranty on bike frames and Limited Warranty on complete bikes, subject to brand-specific inclusions

Frame Tectonic T1, aluminium, 20” kids geometry, 100 mm dropout

Fork Mongoose, 20”, steel steerer, 100 mm, bolt-on



Crank Mongoose 1-piece narrow Q-factor, 32T

Chain KMC Z410

Bottom Bracket Internal, 1-piece, American, 68 mm shell

Cassette Single-speed, 16T



Rims Aluminium single wall, 28H

Front Hub Steel, 3/8 in axle, 28H

Rear Hub Steel, 3/8 in axle, 28H, coaster brake

Spokes 14G, stainless steel, Black

Tires Mongoose, 20 in x 2.125 in, wire bead


BRAKES Aluminium calliper front, rear steel coaster brake



Handlebar Mongoose, Hi-Ten steel, 580 mm width, 176 mm rise, 22.2 mm clamp

Pedals Kids, plastic

Stem Aluminium/steel, quill, 50 mm ext., 22.2 mm clamp

Headset Threaded, EC22.2/27, retainer bearing

Seat Post Steel, 250 mm, integrated saddle, 27.2 mm

Saddle Mongoose Kids, integrated rails

Grips Mongoose, kids

Limited availability, call for up to date info

These will begin arriving in some sizes asap and are expecting to be filled out through the season. Call store for the latest information on dates and availability. Due to factory shortages, most bike brands are experiencing delays. Those with pre-orders in place will get priority allocations when limited stock arrives. 03 9557 6461

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