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Square Tube Inserts 10-50mm

Benefits of using plastic tube inserts include:

Sinclair & Rush Offers:

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What our customers say:

"I couldn't have found a better product. They work perfectly and I still may need some more. Thanks for all your help. " M Simowitz, Project Manager


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Measurement Conversion Chart
Part No SortTo Fit Tube Outside Dimensions (OD) SortTube Wall Thickness (WT) SortColour SortAvailability SortRequest SampleView PricesOrder
Sti80210mm x 10mm1.3 - 2.0mmBlackIn StockSamplePricesOrder
Sti59612.70mm x 12.70mm0.8 - 2.5mmBlackIn StockSamplePricesOrder
Sti59712.70mm x 12.70mm0.8 -2.5mmWhite2 weeksSamplePricesOrder
Sti59812.70mm x 12.70mm0.8 - 2.5mmMid Grey2 WeeksSamplePricesOrder
Sti59912.70mm x 12.70mm0.8 - 2.5mmDark Grey2 weeksSamplePricesOrder
Sti14712.7mm x 12.7mm1.2 - 1.5mmWhite2-3 WeeksSamplePricesOrder
Ti1912.7mm x 12.7mm1.2 - 1.5mmBlack2-3 WeeksSamplePricesOrder
Sti47912.7mm x 12.7mm1.2 - 1.5mmGrey2-3 WeeksSamplePricesOrder
Sti48012.7mm x 12.7mm1.2 - 1.5mmSilver Grey2-3 WeeksSamplePricesOrder
Sti60213mm x 13mm0.8 - 2.5mmBlack1 weekSamplePricesOrder
Sti21613mm x 13mm0.5 - 2.0mmBlack1 weekSamplePricesOrder
Sti31713mm x 13mm0.5 - 2.0mmWhite2 weeksSamplePricesOrder
Sti31813mm x 13mm0.5 - 2.0mmGrey2 weeksSamplePricesOrder
Sti31913mm x 13mm0.5 - 2.0mmSilver Grey3 WeeksSamplePricesOrder
Sti13914mm x 14mm1.0 - 2.5mmBlack1 weekSamplePricesOrder
Sti48114mm x 14mm1.0 - 2.5mmWhite2 weeksSamplePricesOrder
Sti48214mm x 14mm1.0 - 2.5mmGrey2 weeksSamplePricesOrder
Sti48314mm x 14mm1.0 - 2.5mmSilver Grey3 WeeksSamplePricesOrder
Sti21815mm x 15mm0.8 - 2.0mmBlackIn StockSamplePricesOrder
Sti32315mm x 15mm0.8 - 2.0mmWhite2 weeksSamplePricesOrder
Sti32415mm x 15mm0.8 -2.0mmGrey2 weeksSamplePricesOrder
Sti32515mm x 15mm1.8 - 2.0mmSilver Grey3 WeeksSamplePricesOrder
Sti79215.88mm x 15.88mm1.0 - 1.5mmBlack3 WeeksSamplePricesOrder
Ti7515.88mm x 15.88mm1.0 - 1.5mmBlackIn StockSamplePricesOrder
Sti48415.88mm x 15.88mm1.0 - 1.5mmWhite2 weeksSamplePricesOrder
Sti48515.88mm x 15.88mm1.0 - 1.5mmGrey2 weeksSamplePricesOrder
Sti48615.88mm x 15.88mm1.0 - 1.5mmSilver Grey3 WeeksSamplePricesOrder
Sti60516mm x 16mm0.8 - 2.5mmBlackIn StockSamplePricesOrder
Sti60616mm x 16mm0.8 - 2.5mmWhite1 weekSamplePricesOrder
Sti60716mm x 16mm0.8 - 2.5mmMid Grey1 weekSamplePricesOrder
Sti60816mm x 16mm0.8 - 2.5mmDark Grey1 weekSamplePricesOrder
Sti21916mm x 16mm1.0 - 2.5mmBlackIn StockSamplePricesOrder
Sti32616mm x 16mm1.0 - 2.5mmWhite2-3 WeeksSamplePricesOrder
Sti32716mm x 16mm1.0 - 2.5mmGreyIn StockSamplePricesOrder
Sti32816mm x 16mm1.0 - 2.5mmSilver Grey2-3 WeeksSamplePricesOrder
Sti32918mm x 18mm0.5 - 1.0mmWhite2 weeksSamplePricesOrder
Sti33018mm x 18mm0.5 - 1.0mmGrey2 weeksSamplePricesOrder
Sti33118mm x 18mm0.5 - 1.0mmSilver Grey3 WeeksSamplePricesOrder
Sti28718mm x 18mm1.0 - 2.5mmBlack1 weekSamplePricesOrder
Sti14118mm x 18mm1.5 - 3.0mmBlackIn StockSamplePricesOrder
Sti33218mm x 18mm1.5 - 3.0mmWhiteIn StockSamplePricesOrder
Sti33318mm x 18mm1.5 - 3.0mmGreyIn StockSamplePricesOrder
Sti33418mm x 18mm1.5 - 3.0mmSilver GreyIn StockSamplePricesOrder
Sti22218mm x 18mm3.0 - 3.5mmBlackIn StockSamplePricesOrder
Sti33518mm x 18mm3.0 - 3.5mmWhite2 weeksSamplePricesOrder
Sti33618mm x 18mm3.0 - 3.5mmGrey2 weeksSamplePricesOrder
Sti33718mm x 18mm3.0 - 3.5mmSilver Grey3 WeeksSamplePricesOrder
Sti61019mm x 19mm0.8 - 2.5mmBlackIn StockSamplePricesOrder
Sti49019mm x 19mm0.8 - 2.5mmWhiteIn StockSamplePricesOrder
Sti61619mm x 19mm0.8 - 2.5mmMid Grey1 weekSamplePricesOrder
Sti49219mm x 19mm0.8 - 2.5mmDark Grey1 weekSamplePricesOrder
Sti61719mm x 19mm0.8 - 2.5mmDark Grey1 weekSamplePricesOrder
Sti14019.05mm x 19.05mm1.0 - 2.0mmBlackIn StockSamplePricesOrder
Sti82219.05mm x 19.05mm1.0 - 2.0mmWhite2-3 WeeksSamplePricesOrder
Sti82319.05mm x 19.05mm1.0 - 2.0mmGrey2-3 WeeksSamplePricesOrder
Sti82419.05mm x 19.05mm1.0 - 2.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti73319.1mm x 19.1mm1.2 - 2.9mmBlackIn StockSamplePricesOrder
Sti73419.1mm x 19.1mm1.2 - 2.9mmWhite2-3 WeeksSamplePricesOrder
Sti73519.1mm x 19.1mm1.2 - 2.9mmGrey1-2 WeeksSamplePricesOrder
Sti73619.1mm x 19.1mm1.2 - 2.9mmSilver Grey2-3 WeeksSamplePricesOrder
Sti22320mm x 20mm0.8 - 3.0mmBlack2-3 WeeksSamplePricesOrder
Sti33820mm x 20mm0.8 - 3.0mmWhiteIn StockSamplePricesOrder
Sti33920mm x 20mm0.8 - 3.0mmGreyIn StockSamplePricesOrder
Sti34020mm x 20mm0.8 - 3.0mmSilver GreyIn StockSamplePricesOrder
Sti30020mm X 20mm1.2mmBlackIn StockSamplePricesOrder
Sti22420mm x 20mm3.5 - 4.0mmBlackIn StockSamplePricesOrder
Sti34120mm x 20mm3.5 - 4.0mmWhite2 weeksSamplePricesOrder
Sti34220mm x 20mm3.5 - 4.0mmGrey2 weeksSamplePricesOrder
Sti34320mm x 20mm3.5 - 4.0mmSilver Grey3 WeeksSamplePricesOrder
Sti80922mm x 22mm0.8 - 3.0mmBlack2-3 WeeksSamplePricesOrder
Sti81022mm x 22mm0.8 - 3.0mmWhite2-3 WeeksSamplePricesOrder
Sti81122mm x 22mm0.8 - 3.0mmGrey2-3 WeeksSamplePricesOrder
Sti81222mm x 22mm0.8 - 3.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti22622mm x 22mm0.8 - 3.5mmBlackIn StockSamplePricesOrder
Sti34422mm x 22mm0.8 - 3.5mmWhite2 weeksSamplePricesOrder
Sti34522mm x 22mm0.8 - 3.5mmGrey2 weeksSamplePricesOrder
Sti34622mm x 22mm0.8 - 3.5mmSilver Grey3 WeeksSamplePricesOrder
Sti22822mm x 22mm4.5 - 5.0mmBlack1 weekSamplePricesOrder
Sti35022mm x 22mm4.5 - 5.0mmWhite2 weeksSamplePricesOrder
Sti35122mm x 22mm4.5 - 5.0mmGrey2 weeksSamplePricesOrder
Sti35222mm x 22mm4.5 - 5.0mmSilver Grey3 WeeksSamplePricesOrder
Sti22922mm x 22mm5.0 - 5.5mmBlack1 weekSamplePricesOrder
Sti35322mm x 22mm5.0 - 5.5mmWhite2 weeksSamplePricesOrder
Sti35422mm x 22mm5.0 - 5.5mmGrey2 weeksSamplePricesOrder
Sti35522mm x 22mm5.0 - 5.5mmSilver Grey3 WeeksSamplePricesOrder
Sti30922.23mm x 22.23mm0.8 - 2.5mmBlackIn StockSamplePricesOrder
Sti14322.23mm x 22.23mm1.0 - 2.0mmBlackIn StockSamplePricesOrder
Sti82522.23mm x 22.23mm1.0 - 2.0mmWhite2-3 WeeksSamplePricesOrder
Sti82622.23mm x 22.23mm1.0 - 2.0mmGrey2-3 WeeksSamplePricesOrder
Sti82722.23mm x 22.23mm1.0 - 2.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti15425mm x 25mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti35925mm x 25mm1.0 - 3.0mmWhiteIn StockSamplePricesOrder
Sti36025mm x 25mm1.0 - 3.0mmGrey2 weeksSamplePricesOrder
Sti36125mm x 25mm1.0 - 3.0mmSilver GreyIn StockSamplePricesOrder
Sti50025.4mm x 25.4mm1.0 - 2.0mmGreyIn StockSamplePricesOrder
Sti50125.4mm x 25.4mm1.0 - 2.0mmSilver GreyIn StockSamplePricesOrder
Sti62725.4mm x 25.4mm1.0 - 3.0mmWhiteIn StockSamplePricesOrder
Sti62925.4mm x 25.4mm1.0 - 3.0mmMid Grey1 weekSamplePricesOrder
Sti63125.4mm x 25.4mm1.0 - 3.0mmDark Grey1 weekSamplePricesOrder
Sti73725.4mm x 25.4mm1.2 - 3.2mmBlackIn StockSamplePricesOrder
Sti73825.4mm x 25.4mm1.2 - 3.2mmWhiteIn StockSamplePricesOrder
Sti73925.4mm x 25.4mm1.2 - 3.2mmGreyIn StockSamplePricesOrder
Sti74025.4mm x 25.4mm1.2 - 3.2mmSilver Grey2-3 WeeksSamplePricesOrder
Sti66525.4mm x 25.4mm Heavy Duty1.25 - 1.5mmBlackIn StockSamplePricesOrder
Sti13425.4mm x 25.4mm2.0 - 3.0mmBlack (Polished)In StockSamplePricesOrder
Sti68425.4mm x 25.4mm2.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti23428mm x 28mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti37128mm x 28mm1.0 - 3.0mmWhite2 weeksSamplePricesOrder
Sti37228mm x 28mm1.0 - 3.0mmGreyIn StockSamplePricesOrder
Sti37328mm x 28mm1.0 - 3.0mmSilver Grey3 WeeksSamplePricesOrder
Sti11228.6mm x 28.6mm1.0 - 2.0mmBlackIn StockSamplePricesOrder
Sti50528.6mm x 28.6mm0.8 - 2.0mmWhiteIn StockSamplePricesOrder
Sti50628.6mm x 28.6mm1.0 - 2.0mmGrey2 weeksSamplePricesOrder
Sti50728.6mm x 28.6mm1.0 - 2.0mmSilver Grey3 WeeksSamplePricesOrder
Sti23530mm x 30mm1.0 - 2.5mmBlackIn StockSamplePricesOrder
Sti50830mm x 30mm1.0 - 2.5mmWhiteIn StockSamplePricesOrder
Sti50930mm x 30mm1.0 - 2.5mmGreyIn StockSamplePricesOrder
Sti51030mm x 30mm1.0 - 2.5mmSilver GreyIn StockSamplePricesOrder
Sti23730mm x 30mm2.5 - 4.5mmBlackIn StockSamplePricesOrder
Sti37730mm x 30mm2.5 - 4.5mmWhiteIn StockSamplePricesOrder
Sti37830mm x 30mm2.5 - 4.5mmGreyIn StockSamplePricesOrder
Sti37930mm x 30mm2.5 - 4.5mmSilver Grey3 WeeksSamplePricesOrder
Sti11331.7mm x 31.7mm2.0 - 3.0mmBlack1 weekSamplePricesOrder
Sti51431.7mm x 31.7mm1.0 - 3.0mmWhiteIn StockSamplePricesOrder
Sti67231.7mm x 31.7mm2.0 - 3.0mmGrey2 weeksSamplePricesOrder
Sti51631.7mm x 31.7mm2.0 - 3.0mmSilver Grey3 WeeksSamplePricesOrder
Sti27431.75mm x 31.75mm1.0 - 2.0mmBlack2 weeksSamplePricesOrder
Sti82831.75mm x 31.75mm1.0 - 2.0mmWhite2-3 WeeksSamplePricesOrder
Sti82931.75mm x 31.75mm1.0 - 2.0mmGrey2-3 WeeksSamplePricesOrder
Sti83031.75mm x 31.75mm1.0 - 2.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti23832mm x 32mm1.0 - 3.5mmBlackIn StockSamplePricesOrder
Sti38032mm x 32mm1.0 - 3.5mmWhite2 weeksSamplePricesOrder
Sti38132mm x 32mm1.0 - 3.5mmGrey2 weeksSamplePricesOrder
Sti38232mm x 32mm1.0 - 3.5mmSilver GreyIn StockSamplePricesOrder
Sti23934mm x 34mm1.0 - 3.0mmBlackStock ItemSamplePricesOrder
Sti38334mm x 34mm1.0 - 3.0mmWhiteIn StockSamplePricesOrder
Sti38434mm x 34mm1.0 - 3.0mmGreyStock ItemSamplePricesOrder
Sti38534mm x 34mm1.0 - 3.0mmSilver Grey3 WeeksSamplePricesOrder
Sti26734.9mm x 34.9mm1.0 - 3.0mmBlack2-3 WeeksSamplePricesOrder
Sti83134.9mm x 34.9mm1.0 - 3.0mmWhite2-3 WeeksSamplePricesOrder
Sti83234.9mm x 34.9mm1.0 - 3.0mmGrey2-3 WeeksSamplePricesOrder
Sti83334.9mm x 34.9mm1.0 - 3.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti28034.9mm x 34.9mm2.0 - 3.0mmBlack2-3 WeeksSamplePricesOrder
Sti52334.9mm x 34.9mm2.0 - 3.0mmWhite2 weeksSamplePricesOrder
Sti52434.9mm x 34.9mm2.0 - 3.0mmGrey2 weeksSamplePricesOrder
Sti52534.9mm x 34.9mm2.0 - 3.0mmSilver Grey3 WeeksSamplePricesOrder
Sti24135mm x 35mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti38635mm x 35mm1.0 - 3.0mmWhite2 weeksSamplePricesOrder
Sti38735mm x 35mm1.0 - 3.0mmGreyIn StockSamplePricesOrder
Sti38835mm x 35mm1.0 - 3.0mmSilver Grey5 WeeksSamplePricesOrder
Sti24235mm x 35mm2.5 - 5.0mmBlack1 weekSamplePricesOrder
Sti38935mm x 35mm2.5 - 5.0mmWhiteIn StockSamplePricesOrder
Sti39035mm x 35mm2.5 - 5.0mmGrey2 weeksSamplePricesOrder
Sti39135mm x 35mm2.5 - 5.0mmSilver Grey5 WeeksSamplePricesOrder
Sti52738mm x 38mm1.0 - 3.5mmWhiteIn StockSamplePricesOrder
Sti74535mm x 35mm3.0 - 5.0mmBlackIn StockSamplePricesOrder
Sti39238.1mm x 38.1mm1.0 - 3.5mmBlackIn StockSamplePricesOrder
Sti39338.1mm x 38.1mm1.0 - 3.5mmWhiteIn StockSamplePricesOrder
Sti15338.1mm x38.1mm1.0 - 3.5mmGreyIn StockSamplePricesOrder
Sti39438.1mm x38.1mm1.0 - 3.5mmSilver Grey5 WeeksSamplePricesOrder
Ti3540mm x 40mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti24340mm x 40mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti69140mm x 40mm1.0 - 3.0mmWhite2-3 WeeksSamplePricesOrder
Sti39540mm x 40mm1.0 - 3.0mmGrey2-3 WeeksSamplePricesOrder
Sti39640mm x 40mm1.0 - 3.0mmSilver GreyIn StockSamplePricesOrder
Sti74140mm x 40mm3.0 - 5.0mmBlackIn StockSamplePricesOrder
Sti84940mm x 40mm3.0 - 5.0mmWhiteIn StockSamplePricesOrder
Sti74340mm x 40mm3.0 - 5.0mmGrey1 weekSamplePricesOrder
Sti74440mm x 40mm3.0 - 5.0mmSilver Grey5 WeeksSamplePricesOrder
Sti11844.4mm x 44.4mm1.2 -2.0mmBlack1 weekSamplePricesOrder
Sti11744.4mm x 44.4mm2.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti53344.4mm x 44.4mm2.0 - 3.0mmWhite2 weeksSamplePricesOrder
Sti53444.4mm x 44.4mm2.0 - 3.0mmGrey2 weeksSamplePricesOrder
Sti24645mm x 45mm1.0 - 3.0mmBlackIn StockSamplePricesOrder
Sti40345mm x 45mm1.0 - 3.0mmWhite2 weeksSamplePricesOrder
Sti40445mm x 45mm1.0 - 3.0mmGreyIn StockSamplePricesOrder
Sti40545mm x 45mm1.0 - 3.0mmSilver Grey3 WeeksSamplePricesOrder
Sti81845mm x 45mm1.0 - 3.0mmCream3 WeeksSamplePricesOrder
Sti68845mm x 45mm3.0 - 5.0mmBlackIn StockSamplePricesOrder
Sti74645mm x 45mm3.0 - 5.0mmWhiteIn StockSamplePricesOrder
Sti74745mm x 45mm3.0 - 5.0mmGreyIn StockSamplePricesOrder
Sti74845mm x 45mm3.0 - 5.0mmSilver Grey2-3 WeeksSamplePricesOrder
Sti81945mm x 45mm3.0 - 5.0mmCreamIn StockSamplePricesOrder
Sti74948mm x 48mm1.0 - 2.5mmBlack2-3 WeeksSamplePricesOrder
Sti75048mm x 48mm1.0 - 2.5mmWhite2-3 WeeksSamplePricesOrder
Sti75148mm x 48mm1.0 - 2.5mmGrey2-3 WeeksSamplePricesOrder
Sti75248mm x 48mm1.0 - 2.5mmSilver Grey2-3 WeeksSamplePricesOrder
Sti75348mm x 48mm2.5 - 4.5mmBlackIn StockSamplePricesOrder
Sti75448mm x 48mm2.5 - 4.5mmWhite2-3 WeeksSamplePricesOrder
Sti75548mm x 48mm2.5 - 4.5mmGreyIn StockSamplePricesOrder
Sti75648mm x 48mm2.5 - 4.5mmSilver Grey2-3 WeeksSamplePricesOrder
Sti24950mm x 50mm0.8 - 2.5mmBlack1 WeekSamplePricesOrder
Sti41250mm x 50mm0.8 - 2.5mmWhiteIn StockSamplePricesOrder
Sti41350mm x 50mm0.8 - 5.0mmGrey2 weeksSamplePricesOrder
Sti41450mm x 50mm0.8 - 2.5mmSilver Grey3 WeeksSamplePricesOrder
Sti30750mm x 50mm1.0 - 2.0mmBlack2-3 WeeksSamplePricesOrder
Sti67850mm x 50mm1.0 -2.0mmRedIn StockSamplePricesOrder
Sti67950mm x 50mm1.0 - 2.0mmGreenIn StockSamplePricesOrder
Sti53650mm x 50mm1.0 - 3.0mmWhite2-3 weeksSamplePricesOrder
Sti65150mm x 50mm1.0 - 3.0mmDark Grey1 weekSamplePricesOrder
Sti85050mm x 50mm3.0 - 5.0mmBlackIn StockSamplePricesOrder
Sti13050mm x 50mm3.0 - 5.0mmWhiteIn StockSamplePricesOrder
Sti68150.8mm x 50.8mm1.0 - 2.0mmBlackIn StockSamplePricesOrder
Sti59450.8mm x 50.8mm1.0 - 3.0mmBlack2-3 weeksSamplePricesOrder
Sti65350.8mm x 50.8mm1.0 - 3.0mmWhiteIn StockSamplePricesOrder
Sti65450.8mm x 50.8mm1.0 - 3.0mmMid GreyIn StockSamplePricesOrder
Sti65550.8mm x 50.8mm1.0 - 3.0mmDark Grey1 weekSamplePricesOrder
Sti70250.8mm x 50.8mm1.0 - 3.2mmBlackIn StockSamplePricesOrder



The leading manufacturer of protective caps and plugs made from vinyl, rubber and plastic. View more

The leading supplier of clear packaging tubes, clamshells and boxes for companies looking to improve product image and brand identity. View more

The largest manufacturer of custom and stock hand grips utilising a wide range of materials, finishes, sizes and colors. View more

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