Hustler OEM 608598 Hex Insert Instrument Panel Fastner is Not Limited to but is often used to Fasten the Hustler Instrumental Panel, Engine Guard/Hitch Assembly (FasTrak Models) and Other Shrouds/Shields. The 608598 Fastner is an Allen Insert Fastener allowing for a smooth surface for those High Traffic Areas to Eliminate Rubbing your Hand and Arms Against those uncomfortable bolt edges or simply for its Low-Profile Functionality and Appearance. Hustler OEM 608598 Hex Insert Fastner also has a size of .250-20 X .625 and is used on FasTrak, X-ONE, X-RIDE, Super Z, Super Z HD and Super 104. Refer to Images Above and the Special Notes to verify a Correct Fit. COMMON ASSOCIATED PART REFERENCE FOR HUSTLER OEM 608598 CLICK ON THE ASSOCIATED PART NUMBER TO BE REDIRECTED 605628 - FLAT WASHER Specification Product Number: 608598 Brand: Hustler Length: 0.75 IN Width: 0.43 IN Height: 0.43 IN Weight: 0.010 LB Model Fit: