System Cycle Hollow Stem Bolt Kit

System Cycle Hollow Stem Bolt Kit

Product Overview

The System Cycle hollow stem bolt kit is a six-piece set of lightweight replacement fasteners designed for metric stem clamps on BMX bikes. The hollow construction and slim head design reduce weight while maintaining reliable handlebar attachment across most modern metric stem configurations.

Key Features

• Hollow construction – Reduces rotational mass and overall weight without compromising structural integrity; ideal for lightweight component builds
• Slim head design – Low-profile head geometry fits most metric stems on the market; compatible across multiple stem brands and configurations without interference
• Heat-treated steel – Durable material treatment increases strength and prevents bolt stripping under repeated tightening cycles
• 6mm Allen key – Standard hex socket accepts common 6mm allen key for controlled, precise tightening without special tools
• Six-piece kit – Provides complete bolt set plus spares for multiple stem adjustments or future replacements

Technical Specifications

• Type: Stem clamp replacement bolts
• Size: M8 x 25mm metric
• Quantity: Six pieces per pack
• Head style: Slim head design
• Socket size: 6mm hex (Allen key)
• Material: Heat-treated steel
• Weight: 2.2 oz per kit
• Application: Metric stem fastening

Compatibility and Ideal Use Cases

Compatible with most BMX stems featuring M8 metric bolt holes with slim head clearance; verify stem specifications before purchase. Essential replacement fasteners for riders with stripped, damaged, or lost stem bolts. Suitable for stem installation, handlebar repositioning, and routine maintenance. The six-piece quantity accommodates multiple stems or provides spares for future adjustments. Ideal for lightweight-focused builds or any rider seeking reliable metric stem fastening with minimal weight penalty. Recommended for intermediate to advanced riders performing stem maintenance or building custom handlebar setups.