LightCarbon 3-Spoke Carbon Wheels 20 Inch 406 And 451 Spoke Wheels For Folding and BMX Bikes

20-Inch 406mm and 451mm Carbon 3-Spoke Wheels for BMX And Folding Bikes

LightCarbon 20-inch carbon 3-spoke wheels are developed for riders who prioritize stiffness, strength, and a distinctive aerodynamic profile. Built for disc-brake BMX bikes and folding bikes, the one-piece 3-spoke carbon construction paired with disc-specific hubs ensures reliable performance under heavy loads and aggressive riding conditions. By eliminating traditional spokes, this wheelset delivers precise handling, consistent stiffness, and a clean, high-end appearance ideal for premium custom builds.

Key Highlights

3-Spoke Full Carbon Structure

- Exceptional lateral stiffness and impact durability

- One-piece design eliminates spoke fatigue and tension loss

- No truing or spoke maintenance required

Disc Brake Only Design

- Optimized exclusively for disc brake systems

- Braking performance remains stable and unaffected by rim temperature

Aerodynamic & Minimalist Look

- Three-beam structure helps reduce airflow disturbance

- Aerodynamically shaped carbon spokes

- Clean, modern aesthetics suitable for high-end BMX and folding bike projects

Tubeless Ready

- Seamless, hole-free rim bed for tubeless setups, also compatible with traditional inner tubes

- Improved puncture resistance and enhanced riding comfort

Integrated Drain Hole

- Allows water trapped inside the rim to exit naturally during riding or when stationary

- Helps relieve internal air pressure, especially when inflating tubeless tires with high-pressure pumps

Two Diameter Options for Different Riding Needs

Available in 406mm and 451mm, this wheelset supports a wide range of riding styles, including BMX, folding bikes, urban builds, and custom performance setups.

Choose ETRTO 451mm wheel if:

- Your typical usage are: urban bikes, speed-focused BMX bikes, pump track, or race-inspired setups, as well as custom performance bikes.

- Your frames are designed to fit 451mm

- You seek for higher cruising speed

- You want better stability and rolling smooth

Choose ETRTO 406mm wheel if:

- Your typical usage are: street bikes, BMX racing, tricks, pump track, as well as youth racing bikes.

- Your frames are designed for standard 20” BMX bikes

- You seek quick acceleration and sharp handling

Generally, 3-spoke wheels are optimized for low weight, fast acceleration, and agile handling, making them ideal for responsive riding styles. For riders seeking even higher stiffness and improved high-speed stability, a 20-inch 5-spoke carbon wheels is also an alternative option.

LightCarbon 20-Inch Carbon 3-Spoke Wheelset Tri-spoke BMX/Folding Bike Carbon Wheels Specification:

- Hub: LightCarbon 36DB hubs, Ratchet 36T freehub system. 

- Cassette Body: Shimano HG 11/12s or SRAM 12s XDR 

- Tire Type: both inner tube and tubeless compatible

- Rim Width: 26mm outer/19mm inner

- Rim Depth: 38mm depth on 406mm wheels, 40mm depth on 451mm wheels

- Finish Options: UD/marble/3K twill weave, matte/glossy finish

- Brake Type: Disc brake, 6-bolt, front 5*100mm QR, rear 5*135mm QR

- Tire Pressure: 110psi/7.5 bar

- Tire Size (Recommended): 2.0*1.1''-1.5'' tire

- Warranty Year: 2 years

- Tubeless Valve (not included): 60mm length

- Recommended Maintenance Frequency On Hubs:

Standard Use: every 1,000–1,500 km or 3–6 months (whichever comes first).
Harsh Conditions (wet, muddy, dusty): every 500 km or monthly.
Post-Ride Check: clean externally after muddy/rainy rides to prevent grime buildup.

20'' 3-Spoke Carbon Wheel P3-40DB-406 Drawing

20'' 3-Spoke Carbon Wheel P3-41DB-451 Drawing