OVERTURNABLE STOPPERS, SYLICON RUBBER, o 7mm Back Catalog number: 1190 Availability: In the manufacturer's stock Price on request - + Recommended 139 BURETTE HOLDER 1 PLACE Price on request 3823 CONICAL STOPPER 1 HOSE - 16x12mm, h 20mm Price on request 34540 POM CLAMPS FOR GLASS JOINTS 45/40 - Brown Price on request