Name Dr. Pulley Roller Weights 21x15mm (x6) 12.0g Item No. SR2115612 Brand DR. Pulley Roller Size 21 x 15 mm Weight 12,0 gr
Dr.Pulley SR roller weights have become increasingly popular. Due to their slightly different shape one set is enough to improve acceleration and top speed equally.
6 roller weights - 21 x 15mm / 12.0g