Rotor Spider BCD110x4 Chainring Spider Arm Matte Black

The Rotor Spider BCD110x4 Chainring Spider Arm is a high-quality drivetrain component designed for riders who demand precision, durability, and seamless compatibility with Rotor cranksets and power meter systems. Crafted from premium CNC-machined aluminum, this spider arm delivers excellent strength while keeping weight low for enhanced riding performance. Its 110 BCD 4-arm design provides secure chainring mounting and efficient power transfer across a wide range of cycling disciplines, including road, MTB, cyclocross, track, and triathlon. Finished in an elegant matte black color, it complements modern bike builds while offering long-lasting durability. Compatible with Rotor’s extensive range of modular cranksets and power meters, including ALDHU, VEGAST, KAPIC, INpower, and 2INpower systems, this spider arm is an ideal choice for riders looking to upgrade or customize their drivetrain setup.

Key Features

• Material: CNC-machined aluminum construction for strength and lightweight performance

• BCD: 110mm Bolt Circle Diameter for compatible chainring mounting

• Spider Arm: 4-arm design for secure and efficient power transfer

• Color: Matte Black finish for a sleek and modern appearance

• Technology: CNC machining for precise manufacturing tolerances

• Mount System: OCP Mount compatibility for Rotor modular systems

• Versatility: Suitable for road, MTB, cyclocross, track, and triathlon bikes

• Compatibility: Works with a wide range of Rotor cranksets and power meters

Product Specifications

• Product Type: Chainring Spider Arm

• Brand: Rotor

• Material: Aluminium

• Spider Arm Count: 4

• BCD: 110mm

• Color: Black

• Technology: CNC, OCP Mount

• Discipline: Cyclocross, MTB, Road, Track, Triathlon

Crank Compatibility

• Compatible Models: 2INpower DM MTB

• Compatible Models: 2INpower DM Road

• Compatible Models: ALDHU

• Compatible Models: ALDHU 24mm

• Compatible Models: INpower DM MTB

• Compatible Models: INpower DM Road

• Compatible Models: KAPIC

• Compatible Models: KAPIC CARBON

• Compatible Models: RHAWK

• Compatible Models: RRAPTOR

• Compatible Models: VEGAST

Drivetrain Performance & Compatibility

The Rotor Spider BCD110x4 Spider Arm is engineered to integrate perfectly with Rotor's modular crank ecosystem. Its precision-machined design ensures accurate chainring alignment and efficient power delivery during every pedal stroke. Whether you are racing on the road, tackling mountain trails, or competing in triathlons, this spider arm provides dependable performance and broad compatibility with Rotor crank and power meter platforms, making future upgrades easier and more flexible.

Why Choose This Product

• Designed specifically for Rotor modular crank systems

• Lightweight aluminum construction balances strength and efficiency

• CNC-machined for exceptional precision and durability

• Broad compatibility with Rotor cranksets and power meters

• Suitable for multiple cycling disciplines and riding styles

• Reliable chainring mounting with 110 BCD 4-arm design

• Attractive matte black finish matches modern bike aesthetics

• Ideal for drivetrain upgrades, replacements, and custom builds

In the Box

• 1 x Rotor Spider BCD110x4 Chainring Spider Arm (Matte Black)