1. Water Saving: Save water by reducing your leaks with a good quality O-ring. These are replacement O-rings that fit many pressure washer wands, hoses, and quick connects. Note: Check your O-ring size before purchase. 2. Good Quality: Made of tear-resistant and abrasion-resistant NBR rubber; Compatible with many connectors and cleaners, suitable for cold and hot water pressure washers 3. Compatibility: For Karcher compatible with the following models K 1K 1400-4F-TR K 2K 2 Compact K 2.09MK 2.09M-PLUS-2F K 2.850K 4 Compact K 4 Full K 4 Premium K 5 Compact K 5 Premium K 7 Compact K7 Premium K3 K4 K5 K7 WV5 Plus. WV5 Premium WV50 WV50 Plus WV51 Plus WV52 Plus 4. Easy to replace: Replacement O-ring kit for Krcher pressure washer. Easy replacement of O-rings and safety plugs for pressure washer accessories. 5.Compatible with models: Contains O-rings for Karcher trigger guns, spray wands, high-pressure hoses, and optional accessories such as brushes. Easy replacement of O-rings and safety plugs for pressure washer accessories Very convenient Long service life Changing O-rings Simple to replace Color: As shown in the picture Sold quantity: 20 pieces Replacement O-ring kit Replacement O-ring kit for easy replacement of O-rings and safety plugs on pressure washer accessories pressure.becomeveryrich