grommet question

[swedge]

would this be 50mm inside diamater or the whole it goes into has to be 50mm?

http://cgi.ebay.co.uk/RUBBER-WIRING-GROMMETS-50MM-QTY-2-/370478765917?pt=UK_Cars_Parts_Vehicles_Other_Vehic le_Parts_Accessories_ET&hash=item564241575d

[NOV4_SPORT]

Its the hole in the metal or what ever your putting the gromit into that is 50mm, so as long as your hole is 50mm then this will fit.

iain

[L14MNP]

Try here
http://wallaceandgromit.net/images/Wallace-Gromit-Cracking-Contraptions-Manual.jpg lad. lol