Lawn Striping Kit for 2004 John Deere 737 Z-Trak 60" 7-Iron deck

Lawn Striping kit for John Deere Z-Trak 737 series with the 60" 7 Iron mower deck, model year 2004. Dimensions: Mounting shaft 51" length - Roller 3 inch diameter by 46.5" length. May fit other years also.  Please measure the...