Kuryakyn Contoured ISO Throttle Boss Left Side Chrome - Part Number 6309

Enhance throttle control and riding comfort with the Kuryakyn Contoured ISO Throttle Boss for the left side. Finished in bright chrome, this throttle boss is designed to provide a natural resting point for the rider’s hand, helping reduce hand and wrist fatigue during extended rides. Its contoured profile complements Kuryakyn ISO-style grips while adding a practical, integrated look to the motorcycle’s controls.

The Kuryakyn Throttle Boss offers convenient palm support that allows riders to maintain a steady throttle position with less grip pressure. This can improve comfort on highway trips, touring routes, and everyday rides. The chrome finish provides a clean appearance and coordinates with other chrome accessories, making it a functional and visually compatible upgrade for customized powersports applications.

Designed for left-side installation, Kuryakyn Part Number 6309 is supplied as one throttle boss. Confirm handlebar, grip, and control configuration before ordering to ensure compatibility with the intended application. This product is classified as a powersports accessory and does not include an emissions certification designation. California Proposition 65 warning requirements apply.

What's Included

• One Kuryakyn Contoured ISO Throttle Boss
• Chrome-finished left-side throttle support component

Fitment

Fitment data was not provided. Verify vehicle compatibility and left-side grip configuration before installation.

Features:

• Contoured palm support: Provides a natural resting point for improved hand and wrist comfort during extended riding.
• Left-side configuration: Designed for applications requiring a left-side throttle boss installation.
• Chrome finish: Adds a bright, coordinated appearance to custom motorcycle and powersports controls.
• ISO grip compatibility: Designed to complement Kuryakyn ISO-style grip installations and related accessories.