*** IN STOCK SHIPS TODAY *** This jam nut works with the jack screw on the Hemi idler bracket to keep tension against the idler pulley T-nut.
Picture is of jam nut and jack screw together but both items are sold separately. Threads are 3/8-24 and jackscrew can be purchased under part #1500-0050.
This jam nut is made from billet alum. and is black anodized for longevity.
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