Adipower replacement studs aluminium replacement studs for your soft ground boots these rugby studs are easily exchangeable so you can customise your grip on soft ground this pack comes with 16 aluminium replacement studs compatible with adipower kakari force and adipower kakari soft ground boots 12 x 8 mm 4 x 11 mm 16 x tpu sg studs for maximum acceleration and grip on soft grounds compatible with adipower kakari force and adipower kakari sg boots 100 aluminium