每包50/100顆8mm精密鋼珠，適用於彈弓、狩獵、射擊練習、自行車軸承、DIY、彈弓彈珠承

6.0mm/0.23in(50粒)

7.0mm/0.27in(50粒)

8.0mm/0.31in(50粒)

6mm/0.23in(100粒)

7mm/0.27in(100粒)

8mm/0.31in(100粒)