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

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

IGH-001RB

Specification

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Product Details

Built for Reliable Two-Speed Hub Performance

Designed for integrated two-speed wheel systems, the IGH-001RB combines an internal 2-speed architecture with a durable AL6061-T6 hub shell and Cr-Mo steel axle. Its 3-pawl, single-tooth engagement system provides dependable power transfer, while four bearings support smooth and consistent rotation. Multiple 16H–36H drilling options provide flexibility for different wheel builds, and the hub comes equipped with a 12T sprocket and hooked washers for a complete installation solution.

Reliable Internal Gear Engagement

3-Pawl System for Smooth Power Transfer

The 3-pawl single-tooth system delivers stable engagement and consistent power transfer. Designed for daily cycling, it provides reliable performance and durability for urban and utility bike applications.

Low-Maintenance Internal Gear Design

Built for Reliable City & Utility Cycling

The 6061-T6 aluminum shell, CR-MO axle, and four-bearing structure provide a durable and smooth-running hub platform. The internal gear system offers easy maintenance and dependable performance for everyday riding.

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
11	O.L.D.	M10P1.014G16H120W*151L
12	Weight	906.1g±5

Precision Materials.

Internal 2-Speed Performance.

Engineered with a compact internal 2-speed architecture and durable materials for reliable urban, commuter, and custom wheel builds.

✓ Integrated 2-Speed Hub System
Provides two internal gear options in a clean, compact design for simple and efficient everyday riding.

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

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

✓ Wide Range of Spoke Configurations
Available in 16H, 18H, 20H, 24H, 28H, 32H, and 36H with 14G J-bend spoke compatibility.

✓ Complete 120mm Internal-Gear Hub Platform
Features M10×P1.0 axle specification, 120mm spacing, four bearings, a 12T sprocket, hook-type washers, and a silver anodized finish.