Check the listing for details. Fishman Strapnut Acoustic Endpin Jack Strap Button, SAE 3/8-32 - Gold. Condition: New. Listed at 10.63 USD. Replacement strap button nut for SAE endpin style jacks. This strap nut can be used with any endpin jack requiring a standard 3/8-32 threaded strap nut such as those found on Switchcraft jacks and those included with many K&K or Fishman acoustic guitar pickup systems. Specifications Strap Button Nut for Acoustic Guitar endpin jack SAE 3/8"-32 thread Fits Switchcraft Jacks Fits Fishman Pickup Systems Fits K&K Pickup Systems Does NOT fit jacks included with LR Baggs Pickups Fishman SKU: ACC-AG1-GSN OPEN BOX ITEM: We typically stock small parts like this in bulk. As such, this item may arrive without retail packaging. Professional installation is strongly recommended. Improper installation may result in damage to the product and/or instrument.