353-4 - Jiffy Key Leads .75 ¢ -each
Improves balance of piano keys.

Rectangular and measure 10mm wide and 40mm long.
Comes with screws. .07 lb each (approx 32 oz)

Round Key Leads
Tapered. Sold per piece each - approximately 11mm thick / wide.
353-0 -5/8" face - .75¢
353-1 -1/2" face - .50¢
353-2 -7/16" face - .50¢
353-3 -3/8" face - .50¢