External thread ring nut for older design 340 or 540 hubs which require no spacer between the ring nut and driveside inner hub bearingDT Swiss External screw thread ring nut M34 x 1 mm, V1 for 340/540 ratchetSKU: HBDT818£16.99PriceQuantity*Add to CartDeliveryThis item ships from our UK distributor. Standard delivery: 3-5 working days.