The Lely Welger 1721521007 Spacer Group is an authentic OEM component designed for use in various Lely Welger AP series balers. This critical part ensures accurate spacing between machine components, contributing to optimal operational efficiency, reduced wear, and extended machinery lifespan. Manufactured to precise specifications, it features an internal diameter of 25.5 mm, an external diameter of 35 mm, and a thickness of 12 mm, with a lightweight design of 0.02 kg. It is compatible with a wide range of Welger baler models, including AP41, AP45, AP50, AP51, AP52, AP61, AP63, AP71, AP73, and AP83.