Fits for 20976 ( TimeMaster 76cm), 20978 ( TimeMaster 76cm), 21199 ( TimeMaster 30in), 21199HD ( TimeMaster 30in ( Home Depot Rental)), 21811 ( TimeMaster 76cm), 21200 ( TimeMaster 30in), 21810 ( TimeMaster 76cm : 133-1988 brake cable should take you about 15minutes to 30minutes Preparation tool: screwdriver, Wrench, Wire cutter, Pliers, Work gloves You can refer our insatlltion guide to replace the mover brake cable : 133-1998 engagement cable is craft of durability steel Upgraded design in the critical area of the brake cable The spring / hook at the belt pulley appears 1gauge larger, the operators handle end of the cable is wrapped in steel to make it much strong than OEM, Make locations that are often subject to breakage strong, Manufacturer: YROHGKPN