6mm metal Bushings Made by G&G. Packaging states
that they are oilless, meaning no lubrication is
needed for gear/bushing contact. Solid Bushings,
Not bearings.
Precision 6.05mm precision barrels from PDI are
very precise with high tolerances of 1/1000 mm
accuracy, which beats 99% of all precision barrels
on the market. These are for ...