There are three points which the original arm has earth connections.
Rega r200 tonearm cable.
Vintage rega r200 tonearm with huge benefit of audio origami wiring upgrade as fitted to my new in 1990 oap planar 3 with linn k9 cartridge.
Luckily tonearm wizard j7 at audio origami has a solution for this which involves removing the belt and setting the anti skate at a pre determined setting.
Rega oem rb3000 brand new.
Its s shaped tonearm was then replaced in 1984 with rega s rb250 and at the turn of the century a brand new version of the deck fittingly named the p2 2000 took its place in rega s catalogue until 2005.
Excellent tonearm for the price well built and easy to set up.
Competes with todayĆ¢ s 500 arms.
Wand bearing housing and din.
You mention on your audio origami page that you connect the earth wire to the headshell screw which makes perfect sense.
The r200 is popular on the used market but while the bearings have proved durable perished bias adjustment belts are common and no replacement parts are available from rega.
The only thing that confuses me is the earth wire.
This is the all new flagship tonearm as featured on the all new rega planar 10.
High quality incognito cardas wire rewire kits available for rega not r200 and all oem rega tonearms such as moth ol nad j a michell etc 229 standard length is approx 46 inches and fitted with high quality gold plated male rca plugs these kits come complete with cardas gold plated on solid brass cartridge tags cardas solder allen keys new headshell rubber.