The screws has other colors,we will send random color screws,not only black.Please understand. 10 Set Chicken Waterer Hens Watering Drinkers for Chickens Birds Drinking BowlsPoultry Hen Feeding Troughs Farm Animal Supplies Product Information: 1.Easy and safe to use, very convenient. 2.They drink from the cup, which allows the right amount of wayer to come into the cup. Note: 1.Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid. 2.The colors may have different as the difference display,pls understand. Package Included: 10 SetPoultryWater Cup

Feedback: 1) You satisfactory is our only pursuit. Your feedback is extremely important to us. 2) Please kindly leave us positive feedback(5 stars) once you\'re satisfied with your purchase. 3) Please don\'t hesitate to contact us if you\'re unhappy with your buy, we\'ll solve all the problems with you. About Products: 1) All products are examined carefully before the storage,and packed well for shipment. 2) Pls choose the right size or color for what you want, we will send the parcel as you choose in the order. About Color and Size: 1) Manual measurements are subject to errors, pls specify the actual size. 2) Due to the difference between different monitors, the color is different,the picture may not reflect the actual color of the item. 3) Pls make sure you do not mind about the size and color before you bid. About Shipment: 1) We will send the items within 2-7days once your payment is received. 2) We are not guarantee delivery time on all international shipment. Due to differences in customs clearting times in individual countries, which may affect how quickly your products is inspected. 3) Pls note that buyers are responsible for all additional customs fees, brokerage fees,duties and taxes for importation into your country. About Return/Refund: We will refund you if your parcel is back to China.