Features: 1.Applicable Model: Variator locking tool, replacement for GY6 50cc 4 Stroke 139QMB 139QMA engine, not replacement for KYMCO 139QMB. 2.Function: This is a specially made variator locking tool for blocking the variator on engines during assembly and dismantling. 3.Easy Use: Engine variator holder can be screwed and blocks the starter gear, then the central nuts on the crankshaft can easily be loosened with a spanner. 4.Long Durability: Variator locking tool is made of high strength metal material, and has high toughness, no deformation and long service life. 5.Practical Tool: Easy operation makes work fast and professional. Manufactured to meet standard specification, strictly follow factory quality control. Specification: Item Type: Variator Locking Tool Material: Metal Color: Black Fitment: Replacement for GY6 50cc 4 Stroke 139QMB 139QMA engine Not replacement for KYMCO 139QMB PackageList: 1 x Variator HoldingTool Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.