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⚡ Buy More, Save More — 2+ Save 5% · 5+ Save 7% · 10+ Save 10% · Free Shipping $300+
⚡ Buy More, Save More — 2+ Save 5% · 5+ Save 7% · 10+ Save 10% · Free Shipping $300+

NIUJU GIANT Propel GEN4 Headset Adapter Spacer | Custom Integrated Cockpit Conversion

Original price $64.99 - Original price $64.99
Original price
$64.99
$64.99 - $64.99
Current price $64.99
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SKU: N3001 BIGROCK Gen2 Integrated Handlebar Upper Adapter Spacer

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You have 30 days to request a return. All sale items are final sale.

Convert a GIANT Propel GEN4 headset to a supported third-party integrated handlebar using this NIUJU 3D-printed nylon adapter spacer. The OD2 design retains the original headset structure without permanent frame modification.

Spacer Options

Different versions are available depending on the handlebar model.

Construction, purpose and ride benefits

This solution enables a clean cockpit conversion without permanent frame modification.

Manufactured using industrial-grade 3D printing with imported nylon polymer, the spacer provides excellent strength, durability, and precise fitment for modern aero cockpit setups.

Designed specifically for the GIANT Propel GEN4 platform, this adapter spacer allows riders to install third-party integrated handlebars while keeping the original headset system intact.

NIUJU Custom Headset Adapter Spacer for GIANT Propel GEN4

Technical specifications

Material: Industrial Grade Nylon Polymer
Manufacturing: Industrial 3D Printing
Compatibility: GIANT Propel GEN4
Steerer Type: OD2

Included:
OD2 D-shape steerer filler block

Design advantages

• Designed for GIANT Propel GEN4 (2027)
• Compatible with multiple integrated handlebars
• Industrial-grade 3D printed nylon polymer
• Lightweight and durable
• Maintains original headset structure
• Clean aero cockpit conversion

Supported cockpit options include

  • CADEX AERO Integrated Handlebar

  • BIGROCK Gen2 Integrated Handlebar

  • EXS AEROVER Integrated Handlebar

  • Tavelo AROW OD2 Handlebar

  • GANNA / CRW Integrated Handlebar

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