16pcs Bearing Set For Traxxas Slash 4x4 / Slash 4x4 Platinum Bearing Set For Traxxas Slash 4x4 / Slash 4x4 Platinum SLASH 4X4 Steel Balls Long lasting, bearing tools. Quantity of packaging: 5x11x4mm 6pcs, 6x12x4mm 2pcs, 8x16x5mm 2pcs, 10x15x4mm 5pcs, 12x18x4mm 1pc.