Non genuine rubber single steering rack gaiters. See
BHM7113 for a pair, these are the most common size but see
17H6298 and
17H6298 single gaiter 4.5" long.
BHM7113 gaiter kit 4.5" long.
GRG205 gaiter kit 4.5" long, Rover Genuine but no longer available.
GSV1004 gaiter kit with 2 diameters 6.5" long, most Quinton Hazel and many quickracks.
GSV1056 gaiter kit 7.5" long.