T-Rex 600 Linkage Ball Set (25 Pieces)
Linkage ball A x6 (4.75x8.68mm)Linkage ball B x6 (4.75x9.77mm)Linkage ball B1 x6 (4.75x12.77mm)Linkage ball A1 x6 (4.75x8.68mm)Long linkage ball x1 (4.75x24.59mm)