ARC IGH-001R 2-Speed Internal Gear Rear Hub

ARC IGH-001R 2-Speed Internal Gear Rear Hub

IGH-001R

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Product Details

Built for Reliable 2-Speed Internal Gear Performance

Designed for compact and versatile wheel builds, the IGH-001RB features an integrated 2-speed internal gear system with a J-bend spoke design for simple, reliable drivetrain performance. Its AL6061-T6 hub shell, Cr-Mo axle, AL7075 drive component, and four-bearing configuration provide a durable structure and smooth rotation. Multiple 16H, 18H, 20H, 24H, 28H, 32H, and 36H drilling options support different wheel-building requirements, while the included 12T sprocket and hook washer provide a complete drivetrain-ready configuration.

Reliable Internal Gear Engagement

3-Pawl System for Smooth Power Transfer

The 3-pawl single-tooth system provides stable engagement and consistent power delivery. Designed for everyday cycling, it ensures reliable performance and long-term durability in urban riding conditions.

Low-Maintenance Internal Gear Design

Built for Durable City & Utility Cycling

The 6061-T6 aluminum shell, CR-MO axle, and four-bearing structure provide a strong and reliable foundation. The internal gear design offers smooth operation with reduced maintenance for daily commuting and practical cycling needs.

Technical Specification

#	Type	Details
1	Hub Shell Material	AL6061-T6 aluminum alloy（100% Forging）
2	Axle Material	CR-MO
3	Freehub Body Material	AL7075 aluminum alloy（100% Forging）
4	Disc Brake Interface	2-Speed Internal Gear J-Bend Hub
5	Hole Count	F-16H/18H/20H/24H/28H/32H/36H
6	Hole Diameter	14G
7	Surface Color	Anodized Black
8	Freehub Body Color	Anodized Black
9	Bearing Configuration	4 Bearings
10	Hub Structure	3 pawls Single tooth（Equipped with a 12T cog; includes a hooked spacer.）
11	O.L.D.	M10P1.014G16H110W*151L
12	Weight	934.1g±5g

Precision Materials.

Internal 2-Speed Performance.

Engineered for durable urban and single-speed-style wheel builds with an integrated 2-speed hub architecture and versatile spoke configurations.

✓ Integrated 2-Speed Hub System
Provides two internal gear ratios in a compact rear hub design for practical and efficient riding.

✓ High-Strength Cr-Mo Axle & AL7075 Freehub Body
Combines a durable Cr-Mo axle with an AL7075 aluminum freehub body for reliable strength and long-term performance.

✓ 3-Pawl, Single-Tooth Engagement System
Delivers dependable engagement and smooth, consistent power transfer.

✓ Versatile Spoke Configurations
Available in 16H, 18H, 20H, 24H, 28H, 32H, and 36H with 14G spoke compatibility for different wheel builds.

✓ Complete Internal-Gear Rear Hub Platform
Features M10×P1.0 axle specification, 110mm spacing, four bearings, a 12T sprocket, hook-type washers, and a silver anodized finish.