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Square Metric Multi-Wall Ribbed Tube Inserts

In stock

Note: Ensure the "Metric" toggle is selected to view the correct dimensions for these products, as they are designed for metric tubing.
These black, textured LDPE inserts are designed for square metric tubing. Ideal for aesthetic finishes or light-duty load-bearing applications.

The multi-wall ribbed design and press-fit construction ensure a secure, reliable hold in metal tubing.

They are widely used for furniture, frames and tubing protection.

  • Fits tightly into square tubing, posts or poles.
  • Easy to install by hand-pressing or with a mallet.
  • Used in machine building or where structural tubing is required.
Material: LDPE Color: Black Series Code: SRILQ

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34 results
Product SKUs information
Item Code Price range Availability h AxA h1 Maximum Wall Thickness Maximum Wall Thickness View
$1.2227 - $2.0379 150 In stock
0.748 in
2.756 in
0.197 in
0.157 in
0.059 in
$2.678 - $4.4634 40 In stock
1.339 in
5.512 in
0.118 in
0.276 in
0.157 in
$0.227 - $0.3783 6000 In stock
0.472 in
0.866 in
0.197 in
0.138 in
0.039 in
$2.701 - $4.5017 110 In stock
0.945 in
3.937 in
0.276 in
0.315 in
0.197 in
$0.1076 - $0.1794 10000 In stock
0.472 in
0.512 in
0.157 in
0.079 in
0.02 in
$0.212 - $0.3534 500 In stock
0.571 in
1.575 in
0.197 in
0.118 in
0.039 in
$0.8357 - $1.3928 1300 In stock
0.984 in
1.969 in
0.256 in
0.157 in
0.102 in
$0.4447 - $0.7412 500 In stock
0.571 in
1.969 in
0.197 in
0.236 in
0.138 in
$0.9154 - $1.5257 500 In stock
0.827 in
2.559 in
0.197 in
0.118 in
0.039 in
$0.3746 - $0.6243 1250 In stock
0.472 in
1.378 in
0.197 in
0.197 in
0.098 in
$5.8289 - $9.7148 60 In stock
1.063 in
5.906 in
0.236 in
0.315 in
0.197 in
$0.1245 - $0.2075 10000 In stock
0.453 in
0.709 in
0.197 in
0.118 in
0.059 in
$0.1302 - $0.2171 4000 In stock
0.453 in
1.181 in
0.197 in
0.118 in
0.039 in
$0.446 - $0.7434 3000 In stock
0.453 in
1.26 in
0.197 in
0.138 in
0.039 in
$0.3345 - $0.5576 800 In stock
0.571 in
1.575 in
0.197 in
0.197 in
0.118 in
$0.5984 - $0.9974 724 In stock
0.591 in
2.362 in
0.197 in
0.138 in
0.059 in
$1.0856 - $1.8093 300 In stock
0.827 in
3.15 in
0.236 in
0.157 in
0.059 in
$2.7261 - $4.5435 200 In stock
0.945 in
3.937 in
0.276 in
0.157 in
0.039 in
$0.4179 - $0.6965 600 In stock
0.571 in
1.772 in
0.197 in
0.197 in
0.118 in
$0.4313 - $0.7188 500 In stock
0.571 in
1.772 in
0.197 in
0.118 in
0.039 in
  • of 2
Square Tube Insert 70.0 mm 1.5 mm 4.0 mm Black LDPE - PIR

20594503

Price Range
$2.0379 - $1.2227

Stock Levels
150 In stock
Attributes
  • AxA
    2.756 in
  • h
    0.748 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.059 in
  • Maximum Wall Thickness
    0.157 in
Tube Insert 140.0 mm 34.0 mm 3.0 mm Black LDPE Square

20594619

Price Range
$4.4634 - $2.678

Stock Levels
40 In stock
Attributes
  • AxA
    5.512 in
  • h
    1.339 in
  • h1
    0.118 in
  • Maximum Wall Thickness
    0.157 in
  • Maximum Wall Thickness
    0.276 in
Square Tube Insert 22.0 mm 1.0 mm 3.5 mm Black LDPE - PIR

20594336

Price Range
$0.3783 - $0.227

Stock Levels
6000 In stock
Attributes
  • AxA
    0.866 in
  • h
    0.472 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.138 in
Square Tube Insert 100.0 mm 5.0 mm 8.0 mm Black LDPE - PIR

20594572

Price Range
$4.5017 - $2.701

Stock Levels
110 In stock
Attributes
  • AxA
    3.937 in
  • h
    0.945 in
  • h1
    0.276 in
  • Maximum Wall Thickness
    0.197 in
  • Maximum Wall Thickness
    0.315 in
Square Tube Insert 13.0 mm 0.5 mm 2.0 mm Black LDPE - PIR

20594299

Price Range
$0.1794 - $0.1076

Stock Levels
10000 In stock
Attributes
  • AxA
    0.512 in
  • h
    0.472 in
  • h1
    0.157 in
  • Maximum Wall Thickness
    0.02 in
  • Maximum Wall Thickness
    0.079 in
Square Tube Insert 40.0 mm 1.0 mm 3.0 mm Black LDPE - PIR

20594398

Price Range
$0.3534 - $0.212

Stock Levels
500 In stock
Attributes
  • AxA
    1.575 in
  • h
    0.571 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.118 in
Square Tube Insert 50.0 mm 2.6 mm 4.0 mm Black LDPE - PIR

20594442

Price Range
$1.3928 - $0.8357

Stock Levels
1300 In stock
Attributes
  • AxA
    1.969 in
  • h
    0.984 in
  • h1
    0.256 in
  • Maximum Wall Thickness
    0.102 in
  • Maximum Wall Thickness
    0.157 in
Square Tube Insert 50.0 mm 3.5 mm 6.0 mm Black LDPE - PIR

20594459

Price Range
$0.7412 - $0.4447

Stock Levels
500 In stock
Attributes
  • AxA
    1.969 in
  • h
    0.571 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.138 in
  • Maximum Wall Thickness
    0.236 in
Square Tube Insert 65.0 mm 1.0 mm 3.0 mm Black LDPE - PIR

20594497

Price Range
$1.5257 - $0.9154

Stock Levels
500 In stock
Attributes
  • AxA
    2.559 in
  • h
    0.827 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.118 in
Square Tube Insert 35.0 mm 2.5 mm 5.0 mm Black LDPE - PIR

20594381

Price Range
$0.6243 - $0.3746

Stock Levels
1250 In stock
Attributes
  • AxA
    1.378 in
  • h
    0.472 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.098 in
  • Maximum Wall Thickness
    0.197 in
Tube Insert 150.0 mm 27.0 mm 6.0 mm Black LDPE Square

20594626

Price Range
$9.7148 - $5.8289

Stock Levels
60 In stock
Attributes
  • AxA
    5.906 in
  • h
    1.063 in
  • h1
    0.236 in
  • Maximum Wall Thickness
    0.197 in
  • Maximum Wall Thickness
    0.315 in
Square Tube Insert 18.0 mm 1.5 mm 3.0 mm Black LDPE - PIR

20594312

Price Range
$0.2075 - $0.1245

Stock Levels
10000 In stock
Attributes
  • AxA
    0.709 in
  • h
    0.453 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.059 in
  • Maximum Wall Thickness
    0.118 in
Square Tube Insert 30.0 mm 1.0 mm 3.0 mm Black LDPE - PIR

20594350

Price Range
$0.2171 - $0.1302

Stock Levels
4000 In stock
Attributes
  • AxA
    1.181 in
  • h
    0.453 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.118 in
Square Tube Insert 32.0 mm 1.0 mm 3.5 mm Black LDPE - PIR

20594367

Price Range
$0.7434 - $0.446

Stock Levels
3000 In stock
Attributes
  • AxA
    1.26 in
  • h
    0.453 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.138 in
Square Tube Insert 40.0 mm 3.0 mm 5.0 mm Black LDPE - PIR

20594404

Price Range
$0.5576 - $0.3345

Stock Levels
800 In stock
Attributes
  • AxA
    1.575 in
  • h
    0.571 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.118 in
  • Maximum Wall Thickness
    0.197 in
Square Tube Insert 60.0 mm 1.5 mm 3.5 mm Black LDPE - PIR

20594473

Price Range
$0.9974 - $0.5984

Stock Levels
724 In stock
Attributes
  • AxA
    2.362 in
  • h
    0.591 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.059 in
  • Maximum Wall Thickness
    0.138 in
Square Tube Insert 80.0 mm 1.5 mm 4.0 mm Black LDPE - PIR

20594510

Price Range
$1.8093 - $1.0856

Stock Levels
300 In stock
Attributes
  • AxA
    3.15 in
  • h
    0.827 in
  • h1
    0.236 in
  • Maximum Wall Thickness
    0.059 in
  • Maximum Wall Thickness
    0.157 in
Square Tube Insert 100.0 mm 1.0 mm 4.0 mm Black LDPE - PIR

20594565

Price Range
$4.5435 - $2.7261

Stock Levels
200 In stock
Attributes
  • AxA
    3.937 in
  • h
    0.945 in
  • h1
    0.276 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.157 in
Square Tube Insert 45.0 mm 3.0 mm 5.0 mm Black LDPE - PIR

20594428

Price Range
$0.6965 - $0.4179

Stock Levels
600 In stock
Attributes
  • AxA
    1.772 in
  • h
    0.571 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.118 in
  • Maximum Wall Thickness
    0.197 in
Square Tube Insert 45.0 mm 1.0 mm 3.0 mm Black LDPE - PIR

20594411

Price Range
$0.7188 - $0.4313

Stock Levels
500 In stock
Attributes
  • AxA
    1.772 in
  • h
    0.571 in
  • h1
    0.197 in
  • Maximum Wall Thickness
    0.039 in
  • Maximum Wall Thickness
    0.118 in