Thanks very much for the welcome and the reply and apologies for the late reply.
The existing BB has got a fair bit of corrosion on it but I can make out PowerPro BB-7?20. Then I can make out B?1.37x?4T, finally there's L-68-R
Investigating I've found this...
Newbie here, so please treat me gently.... Just getting into refurbing having inherited a 2000 Rockhopper. Having checked it over I need a new BB but despite searching here and elsewhere I can't seem to find a definitive answer as to which BB to buy.