Ball Bearing Set, Complete, fits Tetra18 X1 6X6, K1 6X6 (25pcs)
Includes:
4x8x3mm 6pcs
2x5x2.5mm 5pcs
5x8x2.5mm 6pcs (with 5x8x0.5mm washers 6pcs)
3x6x2.5mm 8pcs