Material: Plastic
Colour: White
Size: How to measure: Caps size is determined by the external diameter of the tube.
For example: external diameter (outside size) of tube 25x25mm then size of plugs=25x25mm
Please if you not sure which size you need ask for help before you buy.

Features:
Ribbed for easy assembly and secure fitting
Great to cover sharp tube edges
Perfect to make ends safe after building
For keeping water out and stop rusting from inside
Benefits of using plastic tube inserts includes:
Offers a neat & safe finish to tube ends
Tube inserts can prevent dirt & dust ingress
Push in application for tight fit