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Quantity
1
Description
Not sure what size bearing or pivot a knife uses?
Use the Test Fit Card as a cheat sheet to quickly determine knife pivot size and bearing ball size. Simply insert the cage bearing or pivot barrel from the knife into the different sized sl...
Reviews
5.0
136 ratings
5
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1
Great upgrade tool!
Snagged one to figure out which Thick Washers I need for a knife that's not listed - easy peasy!
If you have any interest in upgrading your knife pivots, this thing is cheaper than a risky set of calipers & dead simple.
C
Customer · August 10, 2026
Cheat Sheet!
Awesome little tool if you love Skiff Bearings and want them in every knife you own! No more taking the extra step/ time to reference the website! Well made, easy to read, and durable.
J
Joenar · August 3, 2026
Fast delivery, works great. Not sure why I didn't this LONG ago. It's a must for anyone with multiple knives that you like to maintain and improve/modify.