BLS 213 ABE1 lightweight double filters with bayonet socket, against organic organic and acid gases (fits BLS 4000 half mask and 5700 full mask) BLS 200 series
Coppia di Filtri 222 ABEK1P3 R per BLS 4000 NEXT | eBay
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BLS 8011113 FILTERS 222 A1B1E1KP3 R for half mask MASKS AND WHOLE PCS.2 - Ferraris Color
Filtro BLS Tipo Baioneta 222 ABEK1P3 SL VO +GA + P3