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AndyMark's Summer Hours:  Monday - Thursday, 8:00 am - 5:00 pm ET. Closed Fridays through July 31, 2026.
20% OFF! Use code SAVE20 to save 20% on select products!

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25 Series 10 Tooth DD Bore Aluminum Sprocket - am-2280 - migrated
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25 Series 10 Tooth DD Bore Aluminum Sprocket

$13.80 USD
$13.80 USD - $13.80 USD
$13.80 USD
$7.50 USD
$7.50 USD - $7.50 USD
$7.50 USD

am-2280

This sprocket fits on to the shaft of the original Snow Blower Motor and comes with a 10-32 x 0.25 in. set screw. Description Specifications Do...

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$13.80 USD
$13.80 USD - $13.80 USD
$13.80 USD
$7.50 USD
$7.50 USD - $7.50 USD
$7.50 USD
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Bore Inserts for 3D Printed Parts

$3.50 USD - $3.75 USD
$3.50 USD
$3.50 USD - $3.75 USD
$3.50 USD - $3.75 USD
$3.50 USD

3 of 4 Options available!

These inserts can be used to create a connection point in a 3D printed or plastic object. Description Specifications Documentation Need to us...

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$3.50 USD - $3.75 USD
$3.50 USD
$3.50 USD - $3.75 USD
$3.50 USD - $3.75 USD
$3.50 USD
14 Tooth 0.375 in. Hex Bore HTD Pulley - am-4960 - migrated

14 Tooth 0.375 in. Hex Bore HTD Pulley

$6.90 USD - $6.90 USD
$6.90 USD
$6.90 USD
$6.90 USD - $6.90 USD
$6.90 USD

am-4960

This 14 tooth pulley works with any 9 mm wide 5 mm pitch HTD belt. Description Specifications Documentation This is a 14 tooth pulley. It ...

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$6.90 USD - $6.90 USD
$6.90 USD
$6.90 USD
$6.90 USD - $6.90 USD
$6.90 USD
28 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-0025_2 - Image-2 - migrated
28 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-0025_1 - Image-1 - migrated
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28 Tooth 20 DP 0.375 in. Hex Bore Steel Gear

$13.80 USD
$13.80 USD - $13.80 USD
$13.80 USD
$7.00 USD
$7.00 USD - $7.00 USD
$7.00 USD

am-0025

Description Specifications Documentation This is a 28 tooth Steel gear that has a 0.375in. Hex bore. Bore: 0.37...

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$13.80 USD
$13.80 USD - $13.80 USD
$13.80 USD
$7.00 USD
$7.00 USD - $7.00 USD
$7.00 USD
Save 49% Save %
56 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3491_2 - Image-2 - migrated
56 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3491_1 - Image-1 - migrated

56 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$32.00 USD - $32.00 USD
$32.00 USD
$32.00 USD
$32.00 USD - $32.00 USD
$32.00 USD
am-3491

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated Material: 4140...

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$32.00 USD - $32.00 USD
$32.00 USD
$32.00 USD
$32.00 USD - $32.00 USD
$32.00 USD
14 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-2354 - migrated

14 Tooth 20 DP 0.375 in. Hex Bore Steel Gear, 0.4 in. width

$15.40 USD - $15.40 USD
$15.40 USD
$15.40 USD
$15.40 USD - $15.40 USD
$15.40 USD

am-2354

Here is a 14 tooth gear with a 3/8 in. hex bore Specifications Documentation Bore: 0.375 in. [9.5 mm] (3/8) Hex Diametral Pitch: 20 ...

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$15.40 USD - $15.40 USD
$15.40 USD
$15.40 USD
$15.40 USD - $15.40 USD
$15.40 USD
0.375 in. Bearing Bore Hub - am-0161a - migrated

0.375 in. Bearing Bore Hub

$8.50 USD - $8.50 USD
$8.50 USD
$8.50 USD
$8.50 USD - $8.50 USD
$8.50 USD
am-0161a

Description Specifications Documentation This is a 0.375 in. Bearing Bore Hub for any bearing that has an 0.875 in. OD. Bolt Patte...

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$8.50 USD - $8.50 USD
$8.50 USD
$8.50 USD
$8.50 USD - $8.50 USD
$8.50 USD
46 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3540_2 - Image-2 - migrated
46 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3540_1 - Image-1 - migrated

46 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$28.00 USD - $28.00 USD
$28.00 USD
$28.00 USD
$28.00 USD - $28.00 USD
$28.00 USD
am-3540

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated Material: 4140...

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$28.00 USD - $28.00 USD
$28.00 USD
$28.00 USD
$28.00 USD - $28.00 USD
$28.00 USD
SDS 32 Tooth 32 DP 3/8 in. Hex Bore Gear - am-5233 - migrated

SDS 32 Tooth 32 DP 3/8 in. Hex Bore Gear

$15.90 USD - $15.90 USD
$15.90 USD
$15.90 USD
$15.90 USD - $15.90 USD
$15.90 USD
am-5233

Description Specifications Documentation This 32 tooth hex bore gear is used on the SDS MK4 Swerve Module. Pocketed for reduced weight. ...

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$15.90 USD - $15.90 USD
$15.90 USD
$15.90 USD
$15.90 USD - $15.90 USD
$15.90 USD

AndyMark Hex Bore Encoder

$49.00 USD - $57.00 USD
$49.00 USD
$49.00 USD - $57.00 USD
$49.00 USD - $57.00 USD
$49.00 USD
2 Options available!

Description Specifications Documentation The AndyMark Hex Bore Absolute Encoder provides high-resolution, true absolute position feedback i...

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$49.00 USD - $57.00 USD
$49.00 USD
$49.00 USD - $57.00 USD
$49.00 USD - $57.00 USD
$49.00 USD
40 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3490_2 - Image-2 - migrated
40 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3490_1 - Image-1 - migrated

40 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$19.70 USD - $19.70 USD
$19.70 USD
$19.70 USD
$19.70 USD - $19.70 USD
$19.70 USD
am-3490

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated Material: 4140...

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$19.70 USD - $19.70 USD
$19.70 USD
$19.70 USD
$19.70 USD - $19.70 USD
$19.70 USD
25 Series Bearing Bore Plate Sprockets - am-4784 - Number of Teeth=50 - migrated
25 Series Bearing Bore Plate Sprockets - am-25SPlateSprockets_1 - Image-1 - migrated

25 Series Bearing Bore Plate Sprockets

$14.10 USD - $21.00 USD
$14.10 USD
$14.10 USD - $21.00 USD
$14.10 USD - $21.00 USD
$14.10 USD

8 Options available!

Plate Sprockets for #25 roller chain. Description Specifications Documentation We have 8 different offerings of our 25 Series Plate Sprock...

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$14.10 USD - $21.00 USD
$14.10 USD
$14.10 USD - $21.00 USD
$14.10 USD - $21.00 USD
$14.10 USD
3 in. Plastic Dualie Wheel With 3/8 Hex Bore - am-4979a - migrated

3 in. Plastic Dualie Wheel With 3/8 Hex Bore

$31.00 USD - $31.00 USD
$31.00 USD
$31.00 USD
$31.00 USD - $31.00 USD
$31.00 USD
am-4979a

This is our 3 in. plastic Dualie omni wheel. Description What's in the Box? Specifications Documentation This is our 3 in. plastic dua...

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$31.00 USD - $31.00 USD
$31.00 USD
$31.00 USD
$31.00 USD - $31.00 USD
$31.00 USD
50 Tooth 20 DP 1.125 in. Round Bore Steel Bolt Circle Bearing Gear - am-3209 - migrated
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50 Tooth 20 DP 1.125 in. Round Bore Steel Bolt Circle Bearing Gear

$24.00 USD
$24.00 USD - $24.00 USD
$24.00 USD
$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
am-3209

This 50 tooth gear features the same six hole bole circle featured on AndyMark wheels. Description Specifications Documentation This gear...

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$24.00 USD
$24.00 USD - $24.00 USD
$24.00 USD
$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
Save 56% Save %
52 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3541_2 - Image-2 - migrated
52 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3541_1 - Image-1 - migrated
Save 40% Save %

52 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$30.00 USD
$30.00 USD - $30.00 USD
$30.00 USD
$18.10 USD
$18.10 USD - $18.10 USD
$18.10 USD

am-3541

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated Material: 4140...

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$30.00 USD
$30.00 USD - $30.00 USD
$30.00 USD
$18.10 USD
$18.10 USD - $18.10 USD
$18.10 USD
Save 40% Save %
40 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-0024 - migrated
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40 Tooth 20 DP 0.375 in. Hex Bore Steel Gear

$18.10 USD
$18.10 USD - $18.10 USD
$18.10 USD
$12.80 USD
$12.80 USD - $12.80 USD
$12.80 USD

am-0024

Specifications Documentation Bore: 0.375 in. [9.5 mm] (3/8) Hex Diametral Pitch: 20 Material: 4140 Steel Pitch Diameter: 2 in. ...

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$18.10 USD
$18.10 USD - $18.10 USD
$18.10 USD
$12.80 USD
$12.80 USD - $12.80 USD
$12.80 USD
Save 29% Save %
SDS 50 Tooth 20 DP 3/8 Hex Bore Qty. 2 - am-5232 - migrated

SDS 50 Tooth 20 DP 3/8 Hex Bore Qty. 2

$43.00 USD - $43.00 USD
$43.00 USD
$43.00 USD
$43.00 USD - $43.00 USD
$43.00 USD
am-5232

Description Specifications Documentation This 50T 20 DP 3/8 in. Hex Gear is used on the SDS MK4i swerve module. Finish: Black Oxid...

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$43.00 USD - $43.00 USD
$43.00 USD
$43.00 USD
$43.00 USD - $43.00 USD
$43.00 USD
36 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3539_2 - Image-2 - migrated
36 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3539_1 - Image-1 - migrated
Save 47% Save %

36 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$24.00 USD
$24.00 USD - $24.00 USD
$24.00 USD
$12.80 USD
$12.80 USD - $12.80 USD
$12.80 USD

am-3539

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated Material: 4140...

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$24.00 USD
$24.00 USD - $24.00 USD
$24.00 USD
$12.80 USD
$12.80 USD - $12.80 USD
$12.80 USD
Save 47% Save %
14 Tooth 48 DP 0.1875 in. Round Bore Steel Gear for DART - am-3268 - migrated
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14 Tooth 48 DP 0.1875 in. Round Bore Steel Gear for DART

$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD
am-3268

14 Tooth 48DP Gear Specifications Documentation Bore: 0.187 in. [4.7 mm] Round Diametral Pitch: 48 Material: 5014 Steel Pitch Diam...

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$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD
Save 40% Save %
32 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3489_2 - Image-2 - migrated
32 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear - am-3489_1 - Image-1 - migrated
Save 54% Save %

32 Tooth 20 DP 0.875 in. Round Bore Steel Dog Pattern Gear

$23.00 USD
$23.00 USD - $23.00 USD
$23.00 USD
$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
am-3489

Specifications Documentation Bore: 0.875 in. Round Diametral Pitch: 20 Face Width: 0.438 in. Finish: Zinc Plated ...

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$23.00 USD
$23.00 USD - $23.00 USD
$23.00 USD
$10.60 USD
$10.60 USD - $10.60 USD
$10.60 USD
Save 54% Save %
35 Tooth 20 DP 0.5 in. Hex Bore Steel Gear - am-3329 - migrated
Save 27% Save %

35 Tooth 20 DP 0.5 in. Hex Bore Steel Gear

$15.00 USD
$15.00 USD - $15.00 USD
$15.00 USD
$11.00 USD
$11.00 USD - $11.00 USD
$11.00 USD
am-3329

Description Specifications Documentation This 20 DP gear has 35 teeth and has a perfect home waiting for it in your custom gearbox...

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$15.00 USD
$15.00 USD - $15.00 USD
$15.00 USD
$11.00 USD
$11.00 USD - $11.00 USD
$11.00 USD
Save 27% Save %
15 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-0451 - migrated
Save 45% Save %

15 Tooth 20 DP 0.375 in. Hex Bore Steel Gear

$11.70 USD
$11.70 USD - $11.70 USD
$11.70 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD
am-0451

15 Tooth 20DP Gear Specifications Documentation Bore: 0.375 in. [9.5 mm] (3/8) Hex Diametral Pitch: 20 Face Width: 0.46 in. Finish...

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$11.70 USD
$11.70 USD - $11.70 USD
$11.70 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD
Save 45% Save %
14 Tooth 20 DP 0.375 in. Hex Bore Steel Gear - am-0151 - migrated
Save 45% Save %

14 Tooth 20 DP 0.375 in. Hex Bore Steel Gear, 0.6 in. width

$11.70 USD
$11.70 USD - $11.70 USD
$11.70 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD

am-0151

Specifications Documentation Bore: 0.375 in. [9.5 mm] (3/8) Hex Diametral Pitch: 20 Face Width: 0.575 in. Finish: Zi...

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$11.70 USD
$11.70 USD - $11.70 USD
$11.70 USD
$6.40 USD
$6.40 USD - $6.40 USD
$6.40 USD
Save 45% Save %
19 Tooth 32 DP 0.375 in. Hex Bore Steel Gear - am-2337 - migrated
Save 36% Save %

19 Tooth 32 DP 0.375 in. Hex Bore Steel Gear

$14.90 USD
$14.90 USD - $14.90 USD
$14.90 USD
$9.60 USD
$9.60 USD - $9.60 USD
$9.60 USD
am-2337

Specifications Documentation Bore: 0.375 in. [9.5 mm] (3/8) Hex Diametral Pitch: 32 Face Width: 0.44 in. Finish: Zinc Plated Ma...

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$14.90 USD
$14.90 USD - $14.90 USD
$14.90 USD
$9.60 USD
$9.60 USD - $9.60 USD
$9.60 USD
Save 36% Save %
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