Dyson Genuine End Cap Assy (Left) #911701-01 This part is compatible with models including; DC18 Beater bar housing end cap 911701-01 covers and protects the end of the beater bar and beater bar housing Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Dyson This beater bar housing end cap (part number 911701-01) is for vacuums Unplug the vacuum before installing this part