Crupi "Quad" Wheelset - 20 x 1.50 Inch (406)
- Weight : 1.39kg / 3.06lbs
- Packaging Unit: 1 Set
- Product ID (PID): 45210
- Product safety
Weight
Source: BMX Glossary
Printed: 10/29/2026
The Crupi "Quad" Wheelset - 20 x 1.50 Inch (406) is a wheelset for young riders who race. It has 28 spokes and Rhythm Section aluminum doublewall rims in 20 x 1.50 inch, with 10mm axles front and rear. It is meant for V-brakes only, a disc brake cannot be fitted.
The rear runs the Crupi Quad Mini cassette hub: 150 ratchet teeth engage every 2.4 degrees, with three pawls. A 16T aluminum cog is included, any Shimano standard cog fits. The pair weighs 1389g according to US Pro.
Facts: Crupi "Quad" Wheelset - 20 x 1.50 Inch (406)
- Wheel Size: 20"
- Rim: Rhythm Section 20 x 1.50"
- Material: 6061-T6 aluminum, doublewall
- Brake Type: V-Brake
- Holes: 28H - ETRTO ⌀: 406mm (20")
- Hub: Crupi Quad Mini (front), Crupi Quad Mini Cassette (rear)
- Bearing: Sealed Bearings (SB)
- Driver: Shimano standard (cassette freehub), aluminum freehub body
- Engagement: 150 points / 3 pawls (24°) - Axles: 10mm (front), 10mm (rear), chromoly
- Holes: 28H
- Spokes: steel, 15G, alloy nipples
- Weight: 1389g (pair)
- Content: 1 wheel set (front wheel + rear wheel)
- 16T aluminum cog





