The 3" to 1-1/2" Reducer Sleeve for JDCS-505 by Jet Tools is an essential accessory for optimizing your dust collection system. Crafted from high-quality materials, this reducer sleeve ensures a secure fit and long-lasting performance. It effectively reduces the diameter from 3" to 1-1/2", allowing for compatibility with various hoses and dust collection systems. Ideal for woodworking and metalworking applications, this accessory promotes optimal airflow and dust extraction. Its compact design facilitates easy installation, making it a convenient addition to your workshop.