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Stainless tumbling media pins. Cylinder in shape. This media is magnetic. The stainless steel media is designed to work with not only brass, but ma...

Shopping for someone else but not sure what to give them? Give them the gift of choice with a MJR Tumblers gift card. Gift cards are delivered by ...

These bearings are maintenance free and self lubricating. They replace the old ball bearings that required periodic lubrication.  Since these beari...

Small Base is 14 inches Large Base is 21 inches Each Listing Contains: One Base Unit. One Tumbling Barrel. Grit Kit for polishing stones <Co...

These come in two different sizes, 5/16" bore hole for the large base unit and 1/4" bore hole for the small base units.

MJR Tumblers Grit Enhancer is a water-soluble binding agent use to hold abrasive grit to your stones or workpiece during tumbling, grinding or lapp...

This is the larger of the two pulleys on your base unit. There are two different sizes, one for a large base unit which has a 1/2" bore hole in the...