Square Plastic Tube Inserts from 12.7mm x 12.7mm up to 22mm x 22mm square sizes.
BEST PRICES IN PACKS 1000 from 0.03p each From 1/2" sizes up to 7/8" square insert sizes, we have 1000's in stock ready for dispatch. 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.