Powder coated steel base, chrome plated brass and aluminum top parts.
Tensioning by individual magnets.
Fully adjustable spacing using the Bencher split lock post design.
Weight 3 lb, 2 oz. (1.4 kg).
Base width 3 7/8" (98 mm).
Overall length including arms and finger pieces 5 1/8" (130 mm).
Height 2 3/8" (60 mm)
Adjustment tool included, mounted in holder beneath base.