Square Plastic Tube Inserts from 25.4mm ( 1" square insert) to 50.8mm (2" square insert) .
BEST PRICES IN PACKS OF 1000 from 0.04p each. We have 1000's in stock ready for dispatch and a free sample is available by request. In order to choose the right square tube insert for you, please check our measuring advice.
Our measuring advice pages help you make the right choice for your tube inserts