The JF-STOLL 3221378X is a genuine OEM knife holder designed for JF-STOLL disc mowers. This essential component ensures the secure attachment of cutting knives on various models, including CMT245, CMT270, CMT305, CMT320, GMS240, GMS280, and GMS320. Manufactured from durable materials, this knife holder provides reliable performance and precise cutting for demanding agricultural applications. It measures 135 mm in length, 50 mm in width, and 10 mm in height, with a weight of 0.52 kg, making it a robust and accurate replacement part.