AliExpress alternative to the Chain Wear Measurement Jig

Not confirmed. GCN Tech did not identify the brand or model of chain checker used in the video, so this is a category-function match rather than a verified identical product. The RIDERACE uses the same aluminum ruler-style engagement method standard across the category, but its specific wear-threshold markings (0.5%, 0.75%, 1%) are not confirmed in the listing. Treat it as a functional equivalent, not a guaranteed like-for-like.

The listing does not explicitly state the threshold values. Industry-standard chain checkers mark 0.5% stretch (replace for waxed/performance chains) and 0.75%–1.0% (replace for standard lubed chains). Before ordering, check the listing photos or ask the seller whether both the 0.5% and 0.75% pins are present — this matters most if you run waxed chains, which should be replaced at the earlier threshold.

Most aluminum ruler-style chain wear indicators work across 8- to 12-speed chains because they measure longitudinal pin-to-pin stretch rather than lateral width. However, the RIDERACE listing does not explicitly confirm 12-speed compatibility. If you run a SRAM Red AXS or Shimano Dura-Ace 12-speed drivetrain, verify with the seller or choose a checker that explicitly lists 12-speed support.

E-bike chains experience higher torque loads and wear more rapidly than standard road chains, making regular checking more important. A basic aluminum stretch indicator will still register wear correctly — the measurement physics are the same. The practical concern is durability of the tool itself under frequent use; at $3.47 it is inexpensive enough to replace if the aluminum gauge slot wears over time.

Chain wear indicators measure pin-to-pin stretch and work regardless of lubrication method. For waxed chains specifically, GCN Tech's video context implies regular wear-checking is part of the waxing maintenance workflow. The RIDERACE gauge can serve that role, though waxed-chain users should prioritize a checker that clearly marks the 0.5% threshold, since waxed chains are typically replaced earlier than oiled ones.

The listing specifies aluminum alloy construction. For a simple go/no-go chain checker, material affects durability and long-term gauge-slot wear more than initial accuracy — both aluminum and hardened-steel tools measure the same way on day one. Aluminum is lighter and sufficient for home use; high-volume shop mechanics sometimes prefer steel-bodied tools (like the Park Tool CC-4) for greater longevity under daily use.