The Factory Pro M-AC3001LB 3mm Collar Set in light blue is a compact tuning kit for model enthusiasts. It includes collars in 0.5mm, 1mm, 2mm, 3mm and 5mm thicknesses, each supplied as a pack of four so you can mix and match shims to suit track or surface conditions.
The coloured finish makes it straightforward to pick the right thickness when making adjustments between runs. Use the collars to tweak ride height, change suspension geometry or fine tune preload without complex disassembly.
These collars are designed to retain their shape and thickness through routine fitting and race-day adjustments, providing dependable behaviour lap after lap.
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