Tru Tuner: Drum Head Replacement 12 lug package

Clear Reinforced Polycarbonate Disc for visibility and strength
12 Chrome plated keys designed for Tru Tuner
Works with 12 Lug marching percussion drums 13" and 14"
Zipping mesh bag with clip for easy storage of keys
Works with sizes 8", 10", 12", 13", 14", 15" and 16"on most standard lug patterns 4, 5, 6, 8, 10 and 12 (12 lug 13" and 14")
Folding handle for safe and easy storage
Fits in cymbal case for easy transport
Numbered start holes for lining up specific drum size
Lined ridges on disc to follow in order line up keys easily for each specific drum size
Disc bottom is flat for strength when on flat surface and to prevent damage to drum heads
Color coded rings for easy setup on each drum
Lifetime Warranty