They can of course also be used on a custom build. See the pictures below.
Guitar Neck Mounting Plate Bushings/Ferrules 14Mm Diameter With Screws
PEARL 60s Vtg Rack Tom Post Holder Mount w/ Knurled Arm Part Japan 3/4" Diameter
TAMA 80s Vtg Rack Tom L-Arm Post Knurled Mount Holder Part 7/16" Diameter Japan
4Pcs Neck Joint Bushings Ferrules & Bolts Guitar Neck Joint Mounting Ferrules
Alnicov 75mm Trumpet Valve Slide Finger Ring and screw for Trumpet Replacement Silver
ORTUSO Octave Key Insert 0.75mm PTFE (Teflon) Oboe - Octave Kettle Insert
