NilfiskCFM industrial vacuum cleaner 50mm plastic crevice nozzle for cleaning in gaps, crevices, nooks and crannies. More gentle than its aluminium counterpart. Usually used with the NilfiskCFM S2 and the NilfiskCFM S3
Fits in the rubber or plastic 50mm cuffs.
(I used a photo of SKU 81141200 as an illustration)