Komatsu - Hydraulic excavator, Swing Machinery - Pin OEM Part Number: 20Y-27-21280 Description: PIN SPRING(Swing 1st) Machine Model: PC300-6 Machine S/N: S/N 33001 and UP Dimensions: 2788 Request Quote or call 321-723-4290 imsparts2024-02-13T10:33:22-05:00 Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail