The Factory Pro FP-M-ACS301BK supplies a range of collars in 0.5mm, 1mm, 2mm and 3mm thicknesses, five pieces each, all in black. These collars are a compact solution for precise shaft spacing and component alignment during setup.
They are suited to fine tuning wheel endplay, gear mesh spacing, and bearing positioning across many RC vehicle types. The set lets you trial small increments without permanent modification.
Factory Pro is known for repeatable manufacturing, and these collars maintain consistent thickness for dependable adjustments. They are built to tolerate regular handling during setup and repairs.
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