Stihl 42507900702 Quick Mount System For TS 410/420/480i/500i Onto FW20 Cart

42507900702 is Stihl FW20 Quick Mount System Conversion Kit, which is a genuine Stihl accessory used with select cut-off saws and the FW20 cart. This system helps in making precise, long, straight cuts by converting the saw into a walk-behind machine. 
Product Details
The Stihl Quick Mount System is an accessory designed to enhance the functionality of compatible Stihl cut-off machines, such as the TS 410, TS 420, TS 480i, and TS 500i. 
Type: Quick Mounting System Conversion Kit.
Manufacturer: Stihl.
Compatibility: Designed for use with the Stihl FW20 cart and compatible Stihl cut-off saw models TS 410, TS 420, TS 480i, TS 500i, TS 700, and TS 800.
Function: It allows the user to easily mount their cut-off saw onto the FW20 cart, which is particularly useful for cutting expansion joints or squaring off edges in asphalt with consistent depth and precision