The Manfrotto 204SPK3 Spiked Foot Set for 055 is a reversible rubber/metal spiked foot (set of 3) supplied with a dedicated fixing tool which fits their D20.4 carbon fiber 20.4mm outer diameter tube. The spike is made of a special anodized aluminum alloy extremely resistant to corrosion and a hard-wearing rubber cover to easily extend and use on hard surfaces. Compatible with tripods 055CX3, 055XPROB and 055CXPRO3.