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1121 Series — 25 Series

Lightweight tripod, economical to make; suitable for light storage racks, etc.

Product Introduction

1121 Series 25 Series adopts a lightweight tripod design, which is economical to manufacture and is suitable for general-purpose equipment such as light shelves.

Suitable Equipment

  • Light storage rack
  • Light storage Equipment
  • Light furniture for home and office

Product Features

  • Lightweight tripod design, economical and affordable
  • Suitable for general use such as light storage racks
  • Specification streamlined; suitable for standardized applications

Selection Guide

If you need a basic economical light-weight Caster, the 1121 Series is one of the entry-level choices; it is recommended to consult with Dersheng to confirm the difference between the actual specifications and the 1120 Series to select the most suitable model.

View 1120 Series
1121 Series — 25 Series

Features

Side Lock Brake

Side Lock Brake

Iron Total Lock Brake (For 4

Iron Total Lock Brake(For 4" 5" only)

Features

Wheel Options

  • Nylon
    Nylon
  • Rubber
    Rubber
  • PP
    PP
  • TPR on PP Core (Wind and Fire Wheel)
    TPR on PP Core (Wind and Fire Wheel)

Top Plate Size and Bolt Hole Spacing

Specification
Size		 Base plate size
Top Plate Size		 Bolt Hole Spacing Attaching Bolt Size
1-1/2" 31 x 51mm (1-7/32" x 2") 20 x 40mm (13/16" x 1-9/16") 5mm (3/16")
2" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
2-1/2" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
3" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
4" 58 x 100mm (2-9/32" x 3-15/16" ) 40 x 82mm (1-9/16" x 3-7/32") 8mm (5/16")
5" 58 x 100mm (2-9/32" x 3-15/16" ) 40 x 82mm (1-9/16" x 3-7/32") 8mm (5/16")

Stem Specification

Size Diameter x Length Size Diameter x Length
1-1/2" 26 x 46mm (1" x 1-13/16") — Grip Ring

Threaded Stem Specification

Size Threaded Size Size Threaded Size Size Threaded Size
1-1/2"~3" casters M8 x 15mm 1-1/2"~3" casters 3/8-16UNC x 19mm 1-1/2"~3" casters M10 x 15mm
1-1/2"~3" casters M10 x 25mm 4"~5" M12 x 29mm

Top Plate Size and Bolt Hole Spacing

Specification
Size		 Base plate size
Top Plate Size		 Bolt Hole Spacing Attaching Bolt Size
1-1/2" 31 x 51mm (1-7/32" x 2") 20 x 40mm (13/16" x 1-9/16") 5mm (3/16")
Specification
Size		 Base plate size
Top Plate Size		 Bolt Hole Spacing Attaching Bolt Size
1-1/2" 31 x 51mm (1-7/32" x 2") 20 x 40mm (13/16" x 1-9/16") 5mm (3/16")
2" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
2-1/2" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
3" 42 x 70mm (1-5/8" x 2-3/4") 28 x 56mm (1-1/8" x 2-3/16") 6mm (7/32")
4" 58 x 100mm (2-9/32" x 3-15/16" ) 40 x 82mm (1-9/16" x 3-7/32") 8mm (5/16")
5" 58 x 100mm (2-9/32" x 3-15/16" ) 40 x 82mm (1-9/16" x 3-7/32") 8mm (5/16")

Stem Specification

Size Diameter x Length Size Diameter x Length
1-1/2" 26 x 46mm (1" x 1-13/16") — Grip Ring

Threaded Stem Specification

Size Threaded Size Size Threaded Size Size Threaded Size
1-1/2"~3" casters M8 x 15mm 1-1/2"~3" casters 3/8-16UNC x 19mm 1-1/2"~3" casters M10 x 15mm
1-1/2"~3" casters M10 x 25mm 4"~5" M12 x 29mm

Specification

Wheel diameter × Wheel width load Material model Bearing Overall Height Swivel radius
fixed Swivel Brake
38mm x 22mm
(1-1/2" x 7/8")		 30kgs
(66 lbs)		 Nylon 1121-15-07-1 1121-15-07-2 1121-15-07-4 Plain Bearing 58mm
(2-5/16")		 Swivel 39mm
Swivel W/Side Brake 45mm
25kgs
(55 lbs)		 Rubber 1121-15-06-1 1121-15-06-2 1121-15-06-4
25kgs
(55 lbs)		 PP 1121-15-29-1 1121-15-29-2 1121-15-29-4
50mm x 20mm
(2" x 13/16")		 35kgs
(77 lbs)		 TPR on PP Core 1121-02-94-1 1121-02-94-2 1121-02-94-4 Ball Bearing 65mm
(2-9/16")		 Swivel 50mm
Swivel W/Side Brake 51mm
50mm x 22mm
(2" x 7/8")		 40kgs
(88 lbs)		 Nylon 1121-02-07-1 1121-02-07-2 1121-02-07-4 Plain Bearing 65mm
(2-9/16")		 Swivel 50mm
Swivel W/Side Brake 51mm
35kgs
(77 lbs)		 Rubber 1121-02-06-1 1121-02-06-2 1121-02-06-4
35kgs
(77 lbs)		 PP 1121-02-29-1 1121-02-29-2 1121-02-29-4
35kgs
(77 lbs)		 Resolute Wheel 1121-02-68-1 1121-02-68-2 1121-02-68-4
63mm x 22mm
(2-1/2" x 7/8")		 40kgs
(88 lbs)		 Rubber 1121-25-06-1 1121-25-06-2 1121-25-06-4 Plain Bearing 82mm
(3-7/32")		 Swivel 64mm
Swivel W/Side Brake 64mm
75mm x 22mm
(3" x 7/8")		 50kgs
(110 lbs)		 Rubber 1121-03-06-1 1121-03-06-2 1121-03-06-4 Plain Bearing 93.5mm
(3-5/8")		 Swivel 72mm
Swivel W/Side Brake 72mm
100mm x 25mm
(4" x 1")		 70kgs
(154 lbs)		 Rubber 1121-04-06-1 1121-04-06-2 1121-04-06-4 Plain Bearing 126mm
(5")		 Swivel 83mm
Swivel W/Side Brake 83mm
Swivel W/Total Lock 106mm
125mm x 25mm
(5" x 1")		 90kgs
(198 lbs)		 Rubber 1121-05-06-1 1121-05-06-2 1121-05-06-4 Plain Bearing 149mm
(5-7/8")		 Swivel 101mm
Swivel W/Side Brake 101mm
Swivel W/Total Lock 106mm

Frequently Asked Questions

Which shelves is 1121 Series suitable for?

Suitable for general light storage racks, home and office storage Equipment and other applications.

What is the difference with 1120 Series?

Both are lightweight and economical models, with slightly different specifications, and can be selected according to Equipment installation requirements.

What's the load?

Belongs to the lightweight Caster Series; suitable for lighter load shelves and furniture applications.

How to choose the right lightweight Caster model?

It is recommended to provide Equipment mounting hole locations and size requirements, and Dersheng will assist in identifying the appropriate light Series model.

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