The STIHL 42387010202 Connection Piece is a genuine OEM replacement part specifically designed for various STIHL BR and SR series backpack blowers. This essential component facilitates proper airflow and secure connections within the blower system, crucial for optimal performance. It serves as a direct replacement for part number 42387010200. Key dimensions include a length of approximately 101.6 mm, a width of 88.9 mm, and a height of 76.2 mm, with an approximate weight of 0.091 kg.