Staples are even bigger than the plastic hand rails. They do make great lamp brackets though, not a whole staple of course, that would be silly.
Hand rail wire is available for a couple of quid and you get about 10 feet of the stuff, enough to make
rails for lots of locos plus those on brake vans etc.
Yes, they are my spokesmen JLBA, sorry Dinkey, oh I mean Trax, they know more than me!