These chin-up bars seem good value at £11.99 considering you get a 3 year warranty included, they will be instore at Lidl from Thursday 13/02/14.
Product Information :-
Versatile, space-saving training bar additionally functions as apparatus for pullups, sit-ups, push-ups, dips and much more
High-quality steel construction finish with non-slip handles, suitable for 70 - 86cm wide door frames
Max. load (kg): 110
Mounting materials included
3 year manufacturer's warranty