Compatible lawn mower blade COMPATIBLE WITH THE FOLLOWING MODELS: - Columbia 110 - Super 110, 111, 960SL Features : Length: 481 mm Centre hole diameter: 10 mm Side hole diameter: 7.9 mm Side hole centre distance: 63.5 mm Code : 22-018 Reference code : 742-0122 , 742-0122a , 742-0122b , 942-0122a MTD