DEEMOUNT EXPANDER TYPE INTERNAL STEERER TUBE EXTENDERBrand: DEEMOUNT Type: Expander type internal steerer tube extender Compatibility: Compatible with most threadless bicycle forks with compatible steerer tube diameters (size specific fitment required) Material: Aluminum alloy construction Finish: Anodized corrosion resistant finish Weight: Lightweight and durable design Hardware: Includes steerer tube extender, expansion mechanism, and installation hardware Installation: Internal expansion mounting

Wider gear range capacity

90 mAh) with long runtime (up to ~110 hours)

and stable pedaling performance

improved durability

Material: High-strength steel with corrosion-resistant coating

Usage: Allows use of standard car or floor pumps

Design: Shimano STI Dual Control system for precise shifting and ergonomic braking from the same lever

Installation: Standard two-bolt mounting for bike frame attachment

Installation: Available in braze-on and clamp-band mount options

9 mm) seat tube diameter with top swing (TS) configuration

Durability: Resistant to impact and everyday wear

Finish: Nickel-plated finish for enhanced durability