SPP SUPERSIZED™ 7° 4130 HEAT TREATED MULTI-BUTTED 31.8 CHROMOLY HANDLEBARS

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size 5.5"

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The SPP Supersized™ 7° Handlebar is engineered to deliver maximum race performance through advanced multi-butted 4130 chromoly construction. By utilizing a true multi-butting process, SPP is able to precisely control wall thickness across the entire bar—removing material from low-stress zones while reinforcing high-load areas.This results in a significant 25–30% weight reduction compared to traditional double or triple-butted handlebars, without sacrificing stiffness or strength.

The Supersized™ 31.8mm clamp interface increases contact area at the stem, reducing torsional flex and improving steering precision under sprint load. Combined with optimized tube shaping and heat-treated chromoly, the system delivers a responsive, stable front end for race-level performance.

The 7° backsweep / 2° upsweep geometry provides a balanced riding position, making it the go-to setup for modern BMX racing.

Multi-Butted 4130 Chromoly Construction
Advanced variable wall thickness reduces weight by 25–30% while maintaining structural strength.

Supersized™ 31.8mm Clamp Interface
Expanded clamp zone increases stiffness and improves steering precision.

Optimized Tube Profile
Material redistributed from low-stress zones to high-load areas for maximum efficiency.

Heat-Treated 4130 Chromoly Tubing
Enhanced strength and fatigue resistance under race conditions.

Reduced System Weight
Lighter cockpit improves acceleration, responsiveness, and rider control.

Race-Tuned Geometry (7° / 2°)
Balanced backsweep and upsweep for optimal comfort and power transfer.

ED Black Finish with Liquid Clearcoat
Lightweight, durable coating system with premium water-transfer graphics.

Designed for Modern Race Platforms
Engineered for high-performance BMX setups and aggressive riding styles.

Material: 4130 Heat-Treated Chromoly

Construction: Multi-Butted Variable Wall Thickness

Process: Mandrel Formed

Finish: ED Black with Liquid Clearcoat & Water-Decal Graphics

Clamp Diameter: 31.8mm

Grip Diameter: 22.2mm

Width: 28.25”

Sweep: 7° Back / 2° Up

Available Rise Options
5.5” – ~690 g
6.5” – ~690 g
7.0” – ~705 g
7.5” – ~730 g
8.0” – ~745 g
8.5” – ~750 g

Weight Limit: 115 kg (253 lbs)

Meets or exceeds EN 16054 Category 2

SKUSP-HB31855-BK

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