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Stromberg 3 Inch 21 Series Light-Medium Duty Caster Model No. 21-30S-A1-PB (4 inch shown)
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Model No. 21-30S-A1-PB (4 inch shown)
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Model No. 21-30R-A1-HP (4 inch shown)
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Model No. 21-30S-A1-HBB (4 inch shown)
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Model No. 21-30S-A1-SBB (4 inch shown)
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Swivel Plate
  • Stromberg 3 Inch 21 Series Light-Medium Duty Caster Rigid Plate

21 Series Light Medium Duty Casters - 3 Inch

Manufacturer: Stromberg

FOB: Oregon Warehouse

In Stock

Volume Discount Applied:
10-39  SAVE 10%
40-79  SAVE 20%
80+     Please Inquire


Ideal for carts, dollies, service equipment, bakery racks and more.

  • Heavily embossed, formed steel upper and lower cup.
  • Double row ball bearing swivel raceway construction.
  • Raceways and yoke hardened for extra strength.
  • Dust cover helps protect swivel bearings.
  • Finish: Bright zinc or chrome plated.
  • Overall height: 4-1/4"
  • 3"D x1-1/4"W wheels.
  • A1 Top plate: 2-1/2"x3-5/8".
  • Bolt hole spacing: 1-3/4"x2-7/8" to 3".
  • 3" polyurethane casters available in red.
  • Custom colors are available through special order only.
If you need a large quantity of this product, call us at 1-800-338-1382 for additional bulk discounts!

8 Products Available for 21 Series Light Medium Duty Casters - 3 Inch

  • Prices subject to change without notice

Products without prices are not available for purchase through our shopping cart.

If you are interested in these products, add them to your quote list by click the red button bellow.

Model No.Wheel TypeDia.Tread WidthLoad Cap.O.A. HeightWeightStylePrice Ea.Qty
21-30S-A1-SBBSoft Rubber / Ball Bearing3"1-1/4"125 lbs.4-1/4"1.7 lbs.Swivel $8.20
21-30R-A1-SBBSoft Rubber / Ball Bearing3"1-1/4"125 lbs.4-1/4"1.7 lbs.Rigid $6.77
21-30S-A1-HBBHard Rubber / Ball Bearing3"1-1/4"250 lbs.4-1/4"1.9 lbs.Swivel $8.20
21-30R-A1-HBBHard Rubber / Ball Bearing3"1-1/4"250 lbs.4-1/4"1.9 lbs.Rigid $7.06
21-30S-A1-HPHeavy Duty Plastic3"1-1/4"250 lbs.4-1/4"1.5 lbs.Swivel $5.76
21-30R-A1-HPHeavy Duty Plastic3"1-1/4"250 lbs.4-1/4"1.5 lbs.Rigid $4.14
21-30S-A1-PBPolyurethane / Ball Bearing3"1-1/4"220 lbs.4-1/4"1.8 lbs.Swivel $11.41
21-30R-A1-PBPolyurethane / Ball Bearing3"1-1/4"220 lbs.4-1/4"1.8 lbs.Rigid $10.05
All Items in Red are in Stock
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