Description
Progressive Spring (17.5mm length for Xray X4 2023)
– 17.5mm length with greater compressed travel distance when compared with the original Xray X4 2023 spring
– With spec and logo laser mark on top of the spring surface for easy recognition
– Work well with most popular super lightweight car body
– Include below 5 kinds of hardness for selection
RO-PDS31-175: Progressive Dynamic Spring (Black Series, P3.1-17.5, 4pcs)
RO-PDS29-175: Progressive Dynamic Spring (Black Series, P2.9-17.5, 4pcs)
RO-PDS27-175: Progressive Dynamic Spring (Black Series, P2.7-17.5, 4pcs)
RO-PDS25-175: Progressive Dynamic Spring (Black Series, P2.5-17.5, 4pcs)
RO-PDS23-175: Progressive Dynamic Spring (Black Series, P2.3-17.5, 4pcs
