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Collection: Caster Solutions 21 Series

Light-Medium Duty • Stem Mount • Up to 350 lb

  • Features the most commonly used mounting stems with 1-1/4" wide light to medium-duty wheels
  • Bright zinc-plated finish as standard; black electrocoat and nickel available as options
  • Dust cover on the upper raceway included as standard
  • Double-ball raceway swivel
  • 3/8" axle and nut
  • NSF listed
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456 products

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GT4762YY

  • 3/8"-16 × 1.50" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GI4462YY

  • 3/8"-16 × 1.50" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GT4761YY

  • 3/8"-16 × 1.00" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GI4461YY

  • 3/8"-16 × 1.00" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GT4760YY

  • 3/8"-16 × 0.75" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Poly-Pro™ Wheel

21PP40GI4460YY

  • 3/8"-16 × 0.75" Stem
  • Precision Ball Bearing
  • 350 lb Cap.
Regular price From $14.80
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M7YY

  • M20-2.5 × 1.75" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M6YY

  • M16-2 × 1.50" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M5YY

  • M14-2 × 1.00" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M3YY

  • M12-1.75 × 1.75" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M2YY

  • M12-1.75 × 1.25" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43M1YY

  • M10-1.5 × 1.50" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $26.61
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43C3YY

  • 3/4"-10 × 6.00" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $35.55
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI4384YY

  • 3/4"-10 × 4.00" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $28.77
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI4387YY

  • 3/4"-10 × 1.75" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $28.77
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43C2YY

  • 5/8"-11 × 4.00" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $33.33
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI4381YY

  • 5/8"-11 × 1.75" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $27.33
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI43C1YY

  • 1/2"-13 × 4.00" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $31.11
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI4370YY

  • 1/2"-13 × 2.75" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $16.65
Sale price Regular price

Caster Solutions

4" x 1.25" Swivel Stem Caster with Nomadic™ Wheel

21NM40GI4368YY

  • 1/2"-13 × 1.50" Stem
  • Sealed Precision Ball Bearing
  • 350 lb Cap.
Regular price From $16.50
Sale price Regular price

About Caster Solutions

Caster Solutions was founded in 2001 by Greg Glenn to address the growing need for reliable and application-specific caster solutions in the material handling industry. With more than 30 years of experience, Greg built the company around a simple principle: solving real-world material handling challenges with practical, durable, and cost-effective solutions.

Today, Caster Solutions serves businesses across North America by providing high-quality casters, wheels, and material handling components backed by real industry expertise.

Above all, we are centered around customer service and satisfaction. From helping you find the right part to standing behind every order, our goal is to make sure you get a solution that works and an experience that earns your business again.

Fast Delivery
30 Days Free Returns
No Fees
Secure Payment
Fast Delivery
30 Days Free Returns
Secure Payment
No Fees