This is ReveD 0.5mm POM Spacer 8 pcs Black. This is the standard POM (Duracon) spacer, 4mm inner and 7mm outer diameter. Low friction material has selected and high precision processing has applied for this particular product which is included at RD-008, RD-008B and other HG Front conversion set as standard bundled now. It is useful as the spare for the case of lost as well as trying for the fine tune at caster adjustments.
Material: POM (Duracon)
ReveD 0.5mm POM Spacer (8 pcs)