Replacement Carbide tips for trekking hiking walking poles Threaded basket holder 4 season all terrain use Universal fit ID 12 mm / 7/16 inch Length 84 mm / 3 1/4 inch These exact tips were on Tiger Paw 7075 Trekking Poles that served successfully on Polar Explorers - Antarctica / South Pole Expedition 2019 Made from tough engineering polymers and carbide tipped steel bit to perform under extreme temperature and load conditions Weight: 10 gm / 0. 35 oz. each