規格:直徑:25mm 30mm (不可調輪)(白鐵殼) 直徑:30mm (可調輪)(鐵殼)(日製培林)
適用V型軌
Specification:
Diameter: 25mm, 30mm (no adjustable)(stainless steel shell)
Diameter: 30mm (adjustable)(iron shell)
T-track and V-track are suitable