The Behringer CX-2310 is another great product. It can be used either as stereo or 2-channel 2-way cross-over or a mono, single channel 3-way cross-over.
As you can see, this one is in immaculate condition.
The user manual (and specifications) are available here: https://media63.music-group.com/media/sys_master/h54/h57/8849662836766.pdf
PRICE: £85.00 plus £15.00 p&p to UK mainland. Cost of shipping includes insurance.