M5 Rubber Well Nuts 5MM Metric Motorcycle Windshield Shaft Nut This product is made with fine quality brass and rubber sleeve, perfect accessory for your kayak, canoe, boat.   Features: 10PCS, 20PCS, 50PCS, 100PCS, different kinds of quantity for your choice. Well nuts are made with brass and rubber sleeve, perfect accessory for your kayak, canoe, boat. Easy to operate, suitable for personal or professional use. Tightening a threaded screw into the brass nut expands the insert to secure the fixing. Specifications: Item type: Rubber Well Nuts Material: Rubber+Brass Quantity: 10PCS, 20PCS, 50PCS, 100PCS(optional) Size: M5 Package weight: 10PCS: 18g/0.63ounces                 20PCS: 36g/1.26ounces                 50PCS: 90g/3.17ounces                  100PCS: 180g/6.34ounces Package size: 10PCS: 100*40*20mm/3.93*1.57*0.78inches               20PCS: 180*120*20mm/7.08*4.72*0.78inches               50PCS: 250*180*20mm/9.84*7.08*0.78inches               100PCS: 250*180*20mm/9.84*7.08*0.78inches Package list: 10PCS*Nuts