Square Plastic Ribbed Tube Inserts

Square plastic tube inserts to fit square tube in a variety of wall thicknesses (tube gauges). Sizes range from ½” x ½” to 2” x 2” or 12 x 12mm to 100 x 100mm. Black is standard stock on plastic tube fittings and ribbed inserts but other colours are available to special order with a minimum order quantity. Finish varies according to size selected. See also our range of rectangular inserts.

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Square Tube Inserts

 

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Square (Imperial)

Tube Size Tube Gauge Colour Reference
1/2" SQ (16-20) Black R43068/1
1/2" SQ (16-20) White R43068/2
*5/8" SQ (14-20) Black E58581420
5/8" SQ (16-20) White R41682
*3/4" SQ (14-20) Black E34341420
3/4" SQ (16-20) White R41448
*7/8" SQ (16-20) Black E78781420
7/8" SQ (16-18) White R41614
1" SQ (10-14) Black E111014
1" SQ (10-14) White R41463/2
*1 SQ (16-18) Black E111618
*1" SQ (14-20) White A4049GA
1.1/8" SQ (14-20) Black E18181420
1.1/8" SQ (16-20) White R41566/1
1.1/4" SQ (10-14) Black R41435/1
1.1/4" SQ (14-20) Black E14141420
1.1/4" SQ (14-20) White R41435/2
1.3/8" SQ (12-16) Black R41428
1.3/8" SQ (12-16) White R41428/2
*1.1/2" SQ (14-20) Black E12121420
1.1/2" SQ (14-18) White R41989/2
1.3/4" SQ (14-18) Black R41830
*2" SQ (10-14) Black E221014
2" SQ (10-14) White R41835/2
*2" SQ (14-20) Black E221420
2" SQ (14-18) White R41835/3

* TEXTURED HEAD FINISH

Square (Metric)

Tube Size Tube Gauge Colour Reference
* 20mm SQ (1.5-2.5) Black A2636TA/1
20mm SQ (1.5-2.5) White A2636TA/2
* 30mm SQ (1.5-3.2) Black E30301530
 30mm SQ (2.0-3.0) White R41566/2
* 40mm SQ (1.0-2.0) Black E40401530
40mm SQ (1.5-3.2) White R40847
60mm SQ (3.0-4.0) Black R42317
* 70mm SQ (2.5-5.0) Black A2992UA
* 70mm SQ (2.5-5.0) White A2992UA/2
* 75mm SQ (1.5-2.5) Black A3379CA
80mm SQ (2.5-4.0) Black M42808
80mm SQ (2.5-4.0) White M42008/2
* 100mm SQ (2.5-5.0) Black R42127
150mm SQ (2.0-6.0) Black R150150

* TEXTURED HEAD FINISH

 

ROUND, SQUARE AND RECTANGULAR INSERTS

Additional sizes of tube end fittings are continually being added to our stock range. So if you don’t see what you need, give us a ring and we may be able to supply.

ROUND, SQUARE AND RECTANGULAR INSERTS

 

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