Sierra Boot Nut Lock with key - MP39190

MP39190 Boot Nut.

Features:

Seals out moisture and dust from lock cylinder

Fits: All Sierra polyester ignition switches, 1996 & later

Thread Size: 13/16"-16

Material: Rubber seal

Fits: All Sierra polyester ignition switches, 1996 & later

MP39270 Boot Nut.

Features:

For polyester ignition switches MP39100 thru MP39120

Nut has extra long threads for positive engagement on mounting bushing for early style

Filetage: 13/16 "-20