Product Description:

This bicycle chain maintenance set includes thirty-two individual connecting links distributed across four distinct types: four 6/7/8-speed universal links with silver electroplating, four 9-speed specific links with silver electroplating, four 10-speed specific links with silver electroplating, and four 6/7/8-speed universal links with gold electroplating. All links are precision-machined from 400-series stainless steel with a uniform thickness of 2.0mm and plate width variations corresponding to their speed-specific designs. The silver electroplated units feature a bright nickel-silver finish while the gold variants employ a copper-zinc alloy plating. The complete collection demonstrates consistent manufacturing quality with smooth edge finishing and precisely formed pin holes. Each link displays clear laser-etched identification markings indicating speed compatibility and manufacturer specifications.

Size
The links are engineered to specific dimensional standards corresponding to their speed ratings. The 6/7/8-speed universal links measure 5.2mm in inner width, 9-speed links feature 5.5mm inner width, and 10-speed links maintain 5.8mm inner width, ensuring precise compatibility with respective chain specifications.

Compatible with
Designed for modern derailleur systems across multiple bicycle types. The universal 6/7/8-speed links accommodate most standard chains while the dedicated 9-speed and 10-speed links provide optimized performance for their respective systems.
Tool-Free Bike Chain Link Installation System
Features a patented sliding plate design that allows engagement and disengagement without specialized tools. The mechanism maintains secure connection under load while permitting manual operation with minimal effort.

Complete Bicycle Chain Maintenance Kit
The comprehensive 32-piece assortment provides multiple solutions for various chain repair scenarios. The quantity ensures availability for both immediate repairs and future maintenance needs.