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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!
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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24 Tooth 0.5 in. Hex Bore 5 mm HTD 9 mm Wide Aluminum Pulley

Original price $14.90 USD - Original price $14.90 USD
Original price $14.90 USD
$14.90 USD
$14.90 USD - $14.90 USD
Current price $14.90 USD
am-4625

Description Specifications Documentation This robust 5mm HTD 9mm wide aluminum pulley is a lightweight motion component thoughtfully desi...

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Original price $14.90 USD - Original price $14.90 USD
Original price $14.90 USD
$14.90 USD
$14.90 USD - $14.90 USD
Current price $14.90 USD
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1/2 in. Hex Collar Clamps

Original price $4.70 USD - Original price $6.30 USD
Original price $4.70 USD
$4.70 USD - $6.30 USD
$4.70 USD - $6.30 USD
Current price $4.70 USD

9 of 10 Options available!

These Collar Clamps fit on 0.5 in. hex shaft. Description Specifications Documentation These custom designed collar clamps have been desig...

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Original price $4.70 USD - Original price $6.30 USD
Original price $4.70 USD
$4.70 USD - $6.30 USD
$4.70 USD - $6.30 USD
Current price $4.70 USD

Performance Wheels

Original price $29.00 USD - Original price $60.00 USD
Original price $29.00 USD
$29.00 USD - $60.00 USD
$29.00 USD - $60.00 USD
Current price $29.00 USD

9 Options available!

Description Specifications Documentation The Performance Wheel is a virtually indestructible wheel made out of solid 6061 aluminum. This ...

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Original price $29.00 USD - Original price $60.00 USD
Original price $29.00 USD
$29.00 USD - $60.00 USD
$29.00 USD - $60.00 USD
Current price $29.00 USD

24 Tooth 0.5 in. Hex Bore 5 mm HTD 18 mm Wide Aluminum Pulley

Original price $14.90 USD - Original price $14.90 USD
Original price $14.90 USD
$14.90 USD
$14.90 USD - $14.90 USD
Current price $14.90 USD

am-4626

Description Specifications Documentation This robust 5mm HTD 18mm wide aluminum pulley is a lightweight motion component thoughtfully des...

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Original price $14.90 USD - Original price $14.90 USD
Original price $14.90 USD
$14.90 USD
$14.90 USD - $14.90 USD
Current price $14.90 USD
Sold out

Standard 20 DP Gears

Original price $12.80 USD - Original price $28.00 USD
Original price $12.80 USD
$12.80 USD - $28.00 USD
$12.80 USD - $28.00 USD
Current price $12.80 USD
68 Options available!

20 DP gears are the most common gears used in FIRST Robotics Competition gearboxes. Description Specifications Documentation Want to rep...

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Original price $12.80 USD - Original price $28.00 USD
Original price $12.80 USD
$12.80 USD - $28.00 USD
$12.80 USD - $28.00 USD
Current price $12.80 USD

0.5 in. Hex and Keyed Shaft Coupling

Original price $18.00 USD - Original price $18.00 USD
Original price $18.00 USD
$18.00 USD
$18.00 USD - $18.00 USD
Current price $18.00 USD
am-1560

This coupling has geometry to capture 1/2 in. hex shafts with an inside hex profile as well as 1/2 in. keyed shafts with an additional 1/8th in. ke...

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Original price $18.00 USD - Original price $18.00 USD
Original price $18.00 USD
$18.00 USD
$18.00 USD - $18.00 USD
Current price $18.00 USD

8 in. HD Pneumatic Wheel Cores

Original price $39.00 USD - Original price $40.00 USD
Original price $39.00 USD
$39.00 USD - $40.00 USD
$39.00 USD - $40.00 USD
Current price $39.00 USD
2 Options available!

These hubs form the core of the 8 in HD pneumatic wheels. Description Specifications Documentation These are machined cores from our 8 i...

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Original price $39.00 USD - Original price $40.00 USD
Original price $39.00 USD
$39.00 USD - $40.00 USD
$39.00 USD - $40.00 USD
Current price $39.00 USD
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