Sondico pro alloy football studs the sondico pro alloy football studs have a durable alloy construction ideal for use on soft ground along with a threaded screw fixing perfect for use with the majority of football boots football studs 12 pack 4 large 8 small screw fixing suitable for use on soft ground for use with majority of football boots large screws 1cm thread 16cm stud small screws 1cm thread 13cm stud silver