B&Q do one made by PRO think its £150ish it also has a laser line guide which is usefull altho it does get dirty every other cut
heres a pic
features
Powerful 2000 Watt motor with the power to handle tough timbers & severe cutting tasks
No load speed 4200rpm
Blade diameter 250mm, blade arbour 30mm, blade teeth 24 TCT
Laser line generator for improved cutting vision, faster set up, accuracy of cut & increased safety
Dual ball race rail sliding system for an accurate & smooth sliding action
Precision bevel cutting up to 45 degrees
Mitre cuts 0 - 45 degrees left & right increased versatility
Positive stops on the table allows fast & convenient setting
Polished aluminium mitre table high strength to weight ratio
Spindle lock button allows single spanner blades changes