12 Series Light Medium Duty Casters

Manufacturer: Stromberg

Volume Discounts Apply

Ideal in factories and air baggage handling, warehouses on furniture dollies, platform trucks, and small parcel package conveyors. Order extra for spares!

  • Double row ball bearing swivel raceway construction.
  • Deeply embossed, formed steel top plate and yoke.
  • Corrosion resistant zinc plated finish.
  • Hardened raceway yoke.


A1 Rectangular Top Plate:

  • Overall size: 3-1/8"x4-1/8".
  • Bolt hole spacing: 2-3/8"x3-13/32", 3-1/2" on center.
  • Attaching bolt size: 5/16" and 3/8".


A2 Trapezoid Top Plate:

  • Overall size: 2-13/64"x3-11/32"x4-3/32".
  • Bolt hole spacing: 1-9/16"x2-3/4"x3-15/32".
  • Attaching bolt size: 5/16".


A3 Diamond Top Plate:

  • Overall size: 3"x4-7/16".
  • Bolt hole spacing: 3-1/2" on center.
  • Attaching bolt size: 3/8".


FOB: West Coast Warehouse.



6 Models Available for
12 Series Light Medium Duty Casters

*Prices subject to change without notice

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Model No. Wheel Size Type Bearing Axle Diameter Overall Height Swivel Radius Load Capacity Price Ea. Qty
12-25S-A1-HBB-TG 2-1/2" Diameter x 1-1/4" Tread Width Hard Rubber Ball 3/8" 3-1/4" 2-2/38" 150 lbs. $8.01
12-30S-A1-HBB-TG 3" Diameter x 1-1/4" Tread Width Hard Rubber Ball 3/8" 3-25/32" 2-5/8" 165 lbs. $8.72
12-25S-A2-HBB-TG 2 1/2" Diameter x 1-1/4" Tread Width Hard Rubber Ball 3/8" 3-1/4" 2-3/8" 150 lbs. $8.01
12-30S-A2-HBB-TG 3" Diameter x 1-1/4" Tread Width Hard Rubber Ball 3/8" 3-25/32" 2-5/8" 165 lbs. $8.72
12-25S-A3-HBB-TG 2 1/2" Diameter x 1-14" Tread Width Hard Rubber Ball 3/8" 3-1/4" 2-3/8" 150 lbs. $8.01
12-30S-A3-HBB-TG 3" Diameter x 1-1/4" Tread Width Hard Rubber Ball 3/8" 3-25/32" 2-5/8" 165 lbs. $8.72