Fit models: Compatible with Hiblow HP-100 and HP-120. Rebuild repair kit includes all components needed to rebuild your aerator; easy to use. Made of ABS plastic for durability, strength, and corrosion resistance. Direct replacement design ensures a perfect fit. Simple installation with long service life. Name: Air Pump Rebuild Complete Kit Compatible with: Hiblow HP-80, HP-60 Special features: Diaphragm rebuild repair kit Model Name: HP-100, HP-120 This kit includes a pair of diaphragm mounting blocks for HP 100/120; both diaphragms should be replaced at the same time. Note: This is an aftermarket replacement part. Color: As shown Material: Plastic Size: Item width: 12 cm Package Contents: 2 x Upper covers 2 x Diaphragms 2 x Air valves 1 x Sponge pad 1 pack of small accessories Content limited to items listed above; other products not included. Note: Lighting and display differences may cause slight color variation between image and actual item. Measurement error allowance: +/- 1-3 cm.