They are a £125 airgun or less, some good ones some bad ones. Barrels can come loose - fixable, often missed leading people to think inaccurate.
Taps wear eventually, trigers awful but likely the break barrel upgrade would fit
Enjoy for what it is - a thing of it's time
If it was mine, in good nic, I'd sell it and seek the much more practical Vulcan or derivative, or spend the money on an HW or Diana