harvester guard our products with import specialized equipment and use rolling technology.we can send samples for free to you if you are interested . any samples or detailed drawingas are welcome here ,we have professional engineers to develop new products with you,welcome to our factory to visit and discuss cooperation 1)finger models:sigle(simple)/double/triplicate knife guards 2)qulity:forged steel fingers/punched/casted 3)suitable for John Deere ,New Holland ,class,Kubota,Yanmar,ford and so on