ทามิย่า💯 โรลเลอร์ TAMIYA [15437:⭐️700] 13mm Aluminum Ball-Race Rollers (Ringless) Purple Anodize

These 13mm Aluminum Ball-Race Rollers feature superb durability and are equipped with 520 metal ball bearings for smooth rotation. These rollers have less friction against the track walls and can be mounted at both the front and rear of the 4WD machine. These rollers are black-anodized for a stylish look.