Serfas Level 4 Standard Wireless Kit Fcolourfamily_Brown MAX RUNTIME: 23 hours

MAX RUNTIME: 23 hours

Aluminum version HWRABX00S1074S is discontinued

The tool-free connecting system for rapid and convenient bicycle chain mounting

MR Grease polymerizes to the surfaces leaving a barrier of  grease that reduces wear

Serfas Level 4 Standard Wireless Kit Fcolourfamily_Brown MAX RUNTIME: 23 hoursThe Serfas Level 4 Wireless Kit is a reliable and easy to use cycling computer designed for riders who want accurate ride data without the hassle of wires. Compact and lightweight, the Level 4 offers essential metrics to help track performance and progress on every ride. Key Features: Wireless Design Clean and simple setup with no messy wires to manage Large Easy to Read Display View all your ride metrics at a glance Functions Include: Current Speed