Unique to Mark Norris Harps, all models are fitted with the advanced and very high qualty Norris Semitone levers which were especially designed to meet the requirements of the most demanding and technically advanced players

...the levers opperate easily with an up and down action, inlcuding a return spring which makes them very quick and efficient to use for rapid key changes

...the levers do not move the strings out of alingment

... the levers do not wear out the strings, even with extreme constant use

... fully adjustable to guarantee perfect tuning always ... prescision engineered from brass and stainless steel for both professional reliabilty and professional appearance ... a boon to all small harp players and particularly exciting for adventurous players who are interested in more chromatic music or new playing techniques

... after the first twelve years of constant ( and in some cases fairly savage ) professional use of harps with Norris semitone levers, they are still working beautifully!

... Norris Semitone Levers come with a ten year guarantee, and will give perfect semitones for many more decades to come

... Norris Semitone Levers work so efficiently , we will even guarantee your strings

... strings replaced free of charge if you are unlucky enough to brake any during your first year of playing