Black spoke to suit WH-R540 front wheel. Nipple not included.
Shimano Part Number: Y4B298030. Spoke Length: 286mm (measured from bend to end, disregarding rim washer). This spoke is the type that basically fits into the wheel upside down - bend in the rim (with rim washer) and thread at the hub. Spokes cross from one side of the flange to the other side of the rim. Weight: 7g.