Promax SQ-1 170mm Aluminum BMX Crank Arms with 110mm JIS Square Taper

Promax SQ-1 170mm Aluminum BMX Crank Arms with 110mm JIS Square Taper Interface Reference Number: 3MV7IN

Upgrade your BMX bike with the Promax SQ-1 Crank Arm Set - a durable, high-performance component engineered for serious riders. Crafted from cold-forged 6061-T6 aluminum, these 170mm crank arms combine strength, lightweight design, and exceptional durability, ensuring reliable power transfer on every ride. The sleek anodized blue finish adds a touch of style while resisting corrosion for long-lasting performance.

Designed with a traditional five-arm, 110mm BCD spider, the SQ-1 crank set is compatible with a wide range of single-speed drivetrains. It features a standard square taper JIS spindle interface, ensuring smooth installation and optimal compatibility with most JIS bottom brackets (sold separately). Perfect for BMX enthusiasts seeking a reliable, lightweight crankset with a clean look, these crank arms are ideal for aggressive riding styles, dirt jumping, street riding, or all-mountain adventures.

Key Performance & Engineering Features:

- Materials: Cold-forged 6061-T6 aluminum for superior strength-to-weight ratio

- Design & Compatibility: Traditional 5-arm, 110mm BCD spider suitable for single-speed BMX setups

- Spindle Interface: Square Taper JIS for precise fit and efficient power transfer

- Performance: Optimized chainline of 42.3mm with 113mm bottom bracket, providing better clearance and pedaling efficiency

- Lightweight & Durable: Weighs only 715 grams, built to withstand the rigors of BMX riding

- Style & Use Case: Bold anodized blue finish suitable for BMX, dirt jumping, and urban riding

Innovative Features:

- Reliability with a classic 3-piece crank design for straightforward maintenance and robust performance

- Versatile fit with multiple crank length options to suit different rider preferences and riding styles

- Compatible with standard 9/16" pedals for enhanced grip and control

Enhance your BMX ride with the Promax SQ-1 Crank Arm Set - combining innovative engineering, superior materials, and a sleek aesthetic to deliver top-tier performance on the trails, ramps, and streets. Available separately: bottom bracket for complete installation. Maximize your riding potential with reliable, stylish, and efficient crank arms designed for serious BMX riders.

• Precision-engineered from durable 6061-T6 aluminum for a lightweight yet strong construction, ensuring optimal performance and longevity on BMX and street riding sessions.
• Compatible with any JIS square-taper bottom bracket, simplifying installation and offering versatile integration with a wide range of bike setups.
• Features a traditional five-arm, 110mm BCD spider pattern with a 113mm chainline, designed for smooth power transfer and compatibility with various single-chainring configurations.
• Stylish anodized blue finish provides an eye-catching look while resisting corrosion and enhancing durability for long-term use.
• Designed for aggressive BMX riding with a 170mm crank arm length, 9/16-inch pedal spindle compatibility, and a sleek 3-piece crankset style to maximize strength and control during jumps, tricks, and street riding.

Item Specifications Number of Chainrings No Rings Included Drivetrain Speeds Single Drive Side Compatibility Right Hand Drive Chainring BCD 110 Chainrings Included No Color Blue Crankset Style 3-Piece Crank Length (mm) 170 Crank Intended Use BMX Weight 715 Pedal Spindle 9/16" BB Included No Crank Arm Material Aluminum Spindle Interface Type Square Taper JIS Defined Color Blue