Description The Koch Lift Arm Pin Cat 1 to 2, 1-1/8" X Adjustable is a durable, adjustable implement pin designed to connect Category 1 and Category 2 tractor lift arms to various attachments. Made for strength and reliability, it features a 1-1/8" pin diameter and adjustable length for a secure fit across multiple applications. Ideal for use with plows, mowers, tillers, and other 3-point hitch implements.Product Details:Category Compatibility: Cat 1 to Cat 2Pin Diameter: 1-1/8"Thread Size: 7/8" NF (National Fine)Usable Length: Adjustable (approx. 2-7/16")Material: Forged steelFinish: Yellow zinc plated for corrosion resistanceIncludes: Nut and washerApplication: 3-point hitch connection for tractors and implementsPart Number: HK340