The MAXTRAX XTREME TEEH REPLACEMENT KIT includes 10 anodised alloy teeth to suit MAXTRAX X Series 4WD Recovery Tracks (not compatible with MAXTRAX MKII), plus a MAXTRAX XTRACT INSERT TOOL and a soft bag to store the replacement teeth. All the teeth on the MAXTRAX X Series 4WD Recovery Tracks are the same shape and size, so you can replace any damaged tooth with any of these replacement teeth; a quick and easy task using MAXTRAX XTRACT INSERT TOOL.