3M™ Spindle Extender Kit 300, 1 ea/Case

The 3M™ Spindle Extender Kit comes complete with all the components needed to increase the length of spindle on a backstand, bench grinder, benchtop or inline sander in order to align a work surface or create distance to allow movement of an abrasive wheel. The 3M™ Spindle Extender Adapter 30134 is designed to allow mounting of 1 inch wide and 8 inch diameter bristle brushes.
Special Price $143.87 Regular Price $169.26
UPC 00048011040196
3M ID 7000121185
Packaging Case
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In the Box

The 3M™ Spindle Extender Kit 300 includes all the components necessary to assemble a workable configuration for your application. Included you will find:

Two 3/8-inch wire spacers

Two 1 x 5/8-inch flange adapters

One 2-inch OD x 5/8-inch ID washer

One spanner nut

One spindle extension

The 3M™ Spindle Extender Adapter 30134 adds length to the tool spindle in order to accommodate a larger Scotch-Brite™ Radial Bristle Brush. Use this adapter with a bristle brush that is 1 inch thick and 8 inches in diameter.

You Can Count on 3M Abrasives

3M pays attention to every detail of the abrasive process, from discs to tools to all the accessories in between. This 3M™ 3M™ Spindle Extender Kit belongs to a long line of high-quality abrasive accessories produced by 3M to help businesses like yours operate faster, better and more efficiently.


  • Allows you to extend spindle length to adjust or align the position of the abrasive work surface
  • Adjusts spindle length for a variety of applications and conditions
  • Use with a backstand, bench grinder, benchtop or inline sander
  • Compatible with 5/8-11 threads
  • Extender Adapter allows mounting of 1 inch Scotch-Brite™ 8 inch Radial Bristle Brushes
More Information
3M ID 7000121185
Part number 300
Keywords rotary tool, Die Grinders, Mandrel
Global Product Hierarchy Tools & Equipment > Mandrels & Adapters
Application Deburring, Finishing, Polishing, Surface Preparation
Net Weight (Imperial) 1.1 lb
Net Weight (Metric) 498.95 g
Product Type simple
Quantity 0
Trademark 1 3M™
Type Threaded
Country of Origin United States
Sales Unit EA
SAP Shelf Life In Days 1825
Base - Billing Unit EA
Base - Metric Gross Weight 498.9 G
Base - Item Quantity 1
Base - Unit EA
Unit of Use - Billing Unit EA
Unit of Use - Customary Cubic Dimension 139.99347290033162 ci
Unit of Use - Customary Gross Weight 1.0998862260403544 lbs
Unit of Use - Customary Net Weight 0.9080840579395107 lbs
Unit of Use - Metric Cubic Dimension 2294.082 CCM
Unit of Use - Metric Net Weight 411.9 G
Unit of Use - Item Quantity 1
Unit of Use - Total Unit Quantity 1
Unit of Use - Previous Packaging Level Quantity 1
Unit of Use - Item Unit KIT
Unit of Use - Unit EA
Shipper - Billing Unit EA
Shipper - Customary Cubic Dimension 139.99347290033162 ci
Shipper - Customary Gross Weight 1.0998862260403544 lbs
Shipper - Customary Net Weight 0.9080840579395107 lbs
Shipper - Customary Height Dimension 4.68503937007874 in
Shipper - Customary Length Dimension 6.377952755905512 in
Shipper - Customary Width Dimension 4.68503937007874 in
Shipper - Metric Cubic Dimension 2294.082 CCM
Shipper - Metric Weight 498.9 G
Shipper - Metric Net Weight 411.9 G
Shipper - Metric Height Dimension 0.119 M
Shipper - Metric Length Dimension 0.162 M
Shipper - Metric Width Dimension 0.119 M
Shipper - Item Quantity 1
Shipper - Total Unit Quantity 1
Shipper - Previous Packaging Level Quantity 1
Shipper - Previous Packaging Level Unit KIT
Shipper - Item Unit KIT
Shipper - Unit CS
Pallet - Billing Unit EA
Pallet - Customary Cubic Dimension 93122.23348856147 ci
Pallet - Customary Gross Weight 663.5914091764815 lbs
Pallet - Customary Net Weight 523.0555355241095 lbs
Pallet - Customary Height Dimension 46.8503937007874 in
Pallet - Customary Length Dimension 47.63779527559055 in
Pallet - Customary Width Dimension 41.732283464566926 in
Pallet - Metric Cubic Dimension 1.526 M3
Pallet - Metric Net Weight 237.254 KG
Pallet - Metric Height Dimension 1.19 M
Pallet - Metric Length Dimension 1.21 M
Pallet - Metric Width Dimension 1.06 M
Pallet - Item Quantity 576
Pallet - Total Unit Quantity 576
Pallet - Previous Packaging Level Quantity 576
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit KIT
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 9
Pallet - Shipping Container Per Layer Quantity 64
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