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Part #: 03991 Mfg Part #: 506-621Possible Alternative
NOTE: Some models require drilling extra hole(s) in skis to mount carbides. Dennis Kirk recommends removing any paint from the studs before use by wire-brushing.
Length/Diameter: 17 in./7/16 in.
Stud Diameter/Length: 5/16 in./1 in.
Number of Studs: 4
Stud Center Mounting Distance From:
Front to 1st: 3/4 in.
1st to 2nd: 3-3/4 in.
2nd to 3rd: 6-7/8 in.
3rd to 4th: 2-7/8 in.
4th to End: 2-3/4 in.
|Degree of Carbide||90 Degree|
|Length - Carbide||6 in.|
Part 031139 fits the following machines