Guitar/Bass
Grover 151C Machine Heads 3+3
Grover 151C Machine Heads 3+3, Vintage Machine Head Set for Electric Guitar, Configuration: 3 R / 3 L, Full size, Sealed, Gear ratio: 16:1, Shaft diameter without bushings: 7.6 mm, Installation diameter with bushings: 10.3 mm, 3-Step metal buttons,...
https://www.bizrate.co.uk/guitars_bassguitars/grover-151c-machine-heads-3-3-oid33351421895.html