The Alpina 3749750 is a genuine OEM air filter support designed for a wide range of Alpina brushcutters. This essential component ensures the proper mounting and sealing of the air filter, protecting the engine from dust and debris. It is compatible with Alpina VIP 42, VIP 52, TB 42, TB 52, B 42, B 52, BT 42, and BT 52 series models, including their D, F, and FS variants. Manufactured to Alpina's original specifications, this support guarantees a precise fit and reliable performance for maintaining optimal engine health.