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 Home » Parts » Thumler's Tumbler Parts

Thumler's Rock Tumbler Parts


Click on a tumbler to see a list of available parts.

Thumler's MP1 tumbler
MP-1 Parts

Thumler's Model T parts
Model T Parts

Thumler's 3lb tumbler
A-R1 Parts

Thumler's two barrel tumbler
A-R2 Parts

Thumler's 9lb tumbler
A-R6 Parts

Thumler's 12lb tumbler
A-R12 Parts

Thumler's Model b tumbler
Model B Parts

Thumler's vibratory tumbler
UV-10 Parts
 
Click on a tumbler to see a list of available parts.

Belt for Thumbler's MP-1 tumbler Thumler's Model MP-1 & Model-T Belt

Replacing the belt on a Thumler's MP-1 and Model-T Tumblers is an easy job that can be done without tools. Just lift the drive shaft with the pulley off of the frame, slip the belt over the pulley, replace the drive shaft and stretch the belt over the motor pulley.
Only $5.95

Belt for Thumbler's tumblers Thumler's Model A-R1, A-R2, A-R6, A-R12 and Model B Belt

Replacing the belt on a Thumler's Tumbler is an easy job that can be done without tools. Just lift the drive shaft with the pulley off of the frame, slip the belt over the pulley, replace the drive shaft and stretch the belt over the motor pulley.
Only $5.95

Thumler's tumbler bearings Thumler's Tumblers Bearings

Thumler's bearings are made of polyethylene. These bearings fit all Thumler's tumblers except for the MP-1 Tumbler.
Four for $5.95

Thumler's nylon barrel guides Thumler's Barrel Guides for A-R Tumblers

These barrel guides fit all A-R models of Thumler's tumblers and are simple to replace. Remove the retainer clip from the shaft, take off the bearing and guide, slide on a new guide then replace the bearing and retainer clip. We suggest purchasing some extra retainer clips just in case you damage one.
2 for $2.95

Model B barrel guides Model B Tumbler Barrel Guides

Constructed of polyethylene, Thumler's Model B tumbler barrel guides very durable. These guides don't need replaced often but when they do it is an easy job to do. Purchasing extra retainer clips is a good idea in case you damage one while removing it to change out the guide.
2 for $3.95

Thumler's tumbler retainer clip Thumler's Shaft Retainer Clips

Retainer clips are used to hold the bearings on the end of the shafts and to hold the nylon rollers in the proper location on the idler shaft.
4 for $2.95

Thumler's AR1 AR6 and Model-T drive shaft Thumler's A-R1, A-R6 and Model-T Drive Shaft

A replacement drive shaft for Thumler's Model T, A-R1 and A-R6 rotary tumblers. An easy part to replace and it comes with everything already on the shaft.
Only $13.95

Thumler's AR1, AR6 and  model-t idler shaft Thumler's A-R1, A-R6 and Model-T Idler Shaft

A replacement idler shaft for the Thumler's Model T, A-R1 and A-R6 rotary tumblers. Includes: Shaft, nylon rollers, bearings, barrel guides and retainer clips. This part can be replaced quick and easy without any tools.
Only $7.95

Thumler's AR2 and AR12 tumbler drive shaft Thumler's A-R2 and A-R12 Tumblers Drive Shaft

A replacement drive shaft for the Thumler's A-R12 and A-R2 rotary tumblers. This is a complete drive shaft with all components needed to get back to tumbling.
Only $13.95

Thumler's AR2 and AR12 idler shaft Thumler's A-R2 and A-R12 Idler Shaft

A complete idler shaft for the Thumler's A-R2 and A-R12 rotary tumblers. Simple to replace, pull out the old shaft, snap the new one in place and that is it. Comes with: shaft, rollers, bearings, retainer clips and barrel guides.
Only $8.95

Thumler's Model B drive shaft Thumler's Model B Drive Shaft

A replacement drive shaft for the Thumler's Model B rotary tumbler. This is a complete shaft that includes: shaft, rubber rollers, bearings, pulley and retainer clips. It is a simple piece to change without any tools.
Only $17.95

Thumler's Model B idler shaft Thumler's Model B Idler Shaft

A complete ready to use replacement idler shaft for the Thumler's Model B rotary tumbler. Easy to replace, just lift out the old shaft, snap the new one in place and you are finished. Includes: shaft, retainer rings, bearings,nylon rollers and barrel guides.
Only $9.95

Nylon rollers for Thumlers tumbler's idler shaft Thumler's Tumbler Nylon Roller

After years of use the nylon rollers on the idler shaft my wear down and need to be replaced. We offer a set of two rollers for the A-R1 and A-R6 tumblers and a set of three rollers for the A-R2 and A-R12 tumblers.
2 for $2.95
3 for $3.95

Rubber roller for Thumlers tumbler's drive shaft Thumler's Rubber Roller

These rubber rollers for the drive shaft are what give the barrel traction and keep it turning to tumble the rocks inside. Replace worn rollers for optimum tumbling action. A set of two rubber rollers is needed for the A-R1 and A-R6 tumblers while a set of three rollers is needed for the A-R2 and A-R12 tumblers.
2 for $2.95
3 for $3.95

Thumler's 3lb barrel lid Thumler's 3-Pound Barrel Lid

This is the plastic lid for the Thumler's Tumbler three-pound and two-pound barrels. Fits the barrels on Thumler's Models MP-1, Model-T, A-R1 and A-R2.
Only $3.95

Thumler's 2lb and 3lb barrel retainer ring Thumler's Small Barrel Retaining Ring

This is the rubber retaining ring that is used to secure the lid on a Thumler's Tumbler two-pound and three-pound barrel. These barrels are on Thumler's Models A-R1, A-R2, Model-T and MP-1.
Only $3.95

Thumler's 9lb barrel lid (A-R6) Thumler's 9-Pound Barrel Lid

This plastic lid is designed for Thumler's A-R6 nine-pound barrel.
Only $4.95

Thumler's 9lb barrel retainer ring Thumler's 9-Pound Barrel Retaining Ring

This retaining ring is used to secure the lid on a Thumler's Tumbler nine-pound barrel. Note: This new retainer ring will appear much smaller than the one that you're replacing. That is because it hasn't been stretched out. However, it will fit the barrel but is tough getting on until it gets stretched out.
Only $4.95

Thumler's 12lb barrel lid Thumler's A-R12 12-Pound Barrel Lid

This is Thumler's Model A-R12 barrel lid. If you need a new retainer ring it will need to be purchased separately.
Only $5.95

Thumler's A-R12 12lb barrel retainer clamp Thumler's A-R12 12-Pound Barrel Retaining Clamp

A metal retaining clamp that makes the watertight seal on Thumler's A-R12 tumbler barrel.
Only $5.95

Thumler's 15-poun  barrel lid Thumler's 15-Pound Barrel Lid

This is the metal lid for Thumler's Model-B fifteen-pound barrel.
Only $9.95

Thumler's 15-pound barrel lid gasket Thumler's 15-Pound Barrel Gasket

This rubber gasket is what gives the 15-pound barrel on a Thumler's Model B tumbler a watertight seal. If you are trying to use this for a different tumbler barrel be sure to take accurate measurements. It usually does not fit other types of tumblers.
Diameter = 9"
Hole center to hole center = 8"
Hole diameter = 9/32"
Only $8.95

Thumler's 15-pound barrel lid wingnuts Thumler's Model B Barrel wing nuts

6 wing nuts to tighten the lid on Thumler's fifteen-pound Model B barrel.
Only $4.95

Thumler's Model B barrel lid washers Thumler's Model B Barrel Washers

6 washers for under the wing nuts on Thumler's 15-pound Model B barrel lid.
Only $1.95

Thumler's Model B barrel liner and gasket Thumler's Model B Barrel Liner and Gasket

Replacement rubber liner and gasket for Thumler's Model B tumbler barrel.
Only $49.95

Thumler's UV-10 replacement feet Thumler's UV-10 Feet and Bolts

A set of 3 replacement feet and bolts for Thumler's UV-10 vibratory rock tumbler.
Only $4.95

Thumler's UV-10 foam pad Thumler's UV-10 Base Foam Pad

A replacement foam pad that sticks to the machine underneath the barrel.
Only $5.95

Thumler's UV-10 LID foam pad Thumler's UV-10 Barrel Lid Foam Pad

A replacement foam pad that sticks to the bottom of the barrel's lid.
Only $5.95

Thumler's 2lb tumbler barrel Thumler's 2-Pound Barrel

Designed for Thumler's Model MP-1 rock tumbler is a two pound capacity rubber barrel. It is a complete, ready to tumble, soft rubber barrel with the lid and sealing ring. TIP: Having an extra barrel for the polish step greatly reduces the chance of grit contamination.

Barrel Dimensions in Inches
  Height Diameter
Inside (min) 2 5/8 4 1/4
Outside (max) 3 5
Only $14.95

Thumler's 3lb tumbler barrel Thumler's 3-Pound Barrel

This is a three pound capacity rubber barrel that fits the Thumler's Model A-R1, Model A-R2, and Model T rock tumblers. It is a complete barrel including the lid and retaining ring. TIP: Get an extra barrel and dedicate it to the polishing step. This significantly reduces the possibility of grit contamination.

Barrel Dimensions in Inches
  Height Diameter
Inside (min) 3 7/8 4 1/4
Outside (max) 4 1/4 5
MSRP $27.47
You Pay $24.95


Thumler's 9lb tumbler barrel Thumler's 9-Pound Barrel

This is a nine-pound capacity tumbler barrel that fits Thumler's Model A-R6 rock tumbler. It is a complete barrel with lid and retaining ring.

Barrel Dimensions in Inches
  Height Diameter
Inside (min) 4 7
Outside (max) 4 1/2 8
MSRP $79.26
You Pay $69.95


Thumler's 12lb tumbler barrel Thumler's 12-Pound Barrel

This large hexagonal barrel has a 12-pound capacity and fits Thumler's Model A-R12 rock tumbler. It includes the soft rubber barrel, lid and sealing ring.

Barrel Dimensions in Inches
  Height Diameter
Inside (min) 7 3/8 5 3/4
Outside (max) 8 1/4 8 5/16
MSRP $131.76
You Pay $119.95


Thumler's 15lb Model B tumbler barrel Thumler's Model B Barrel

This large hexagonal 15-pound capacity barrel was made for Thumler's Model B rock tumbler. Comes as a complete barrel with the metal frame, soft rubber insert, lid gasket, metal lid, washers and wing nuts.

Barrel Dimensions in Inches
  Height Diameter
Inside (min) 8 1/4 6 1/2
Outside (max) 9 9 1/4
Outside height includes washer and wing nut.
MSRP $139.24
You Pay $119.95


Thumler's 10lb vibratory barrel Thumler's 10-Pound UV-10 Bowl

It is a complete bowl that comes with the bowl, lid, washer and wing-nut. Designed for Thumler's UV-10 vibratory rock tumbler. It has a ten pound capacity. We advise not putting in rough larger than 3 inches as you won't get the good grinding action needed to smooth the rough.
MSRP $84.05
You Pay $74.95


Thumlers A-R model tumbler motor Thumler's A-R Model Tumbler Motor

This motor fits all Thumler's AR series tumblers. The model numbers are: A-R1, A-R2, A-R6 and A-R12. It is overload protected and will shut off automatically when under excessive load. Easy to replace, just remove the belt, mounting screws and replace.
Only $59.95

Thumler's Model B motor Thumler's Model B Motor

This motor fits Thumler's Model B rock tumbler. It is the low speed 1550rpm motor that is overload protected and will shut off automatically when under excessive load.
Only $69.95

Thumlers vibratory tumbler motor Thumler's UV-10 Tumbler Motor

This motor fits Thumler's UV-10 vibrating rock tumbler. It is overload protected that shuts its self off when under excessive load. It has a counter weight that causes the bowl to vibrate as the motor runs.
Only $79.95


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Modern Rock Tumbling We highly recommend: Modern Rock Tumbling by Steve Hart. Learning is the fastest way to improve the quality of rocks that you tumble. In this book you will learn from an expert with extensive experience. You will increase your abilities, learn to save time, money and have a great reference book that you will use again and again.

  Gemstones of the World
Gemstones of the World We highly recommend: Gemstones of the World (fifth edition) by Walter Schumann. One of the most popular gemstone books ever written, with over one million copies sold. It has about 100 pages of basic gemstone information and about 200 pages dedicated to photos and descriptions of over 100 gems and gem materials.

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