Vacuum hose for Allaway central vacuum cleaners. equipped with handle start. Wall inlet end diameter 38mm, 16mm length of inside part. Locks to the wall inlet with two clips on the hose end. fits on all 32mm telescopic tubes & nozzles and Allaway locking telescopic tubes & nozzles. Fits to Allaway Optima wall inlet nro 80177. Original Allaway spare part.