The Einhell R3/8" AG-R1/4" AG 4139630 pneumatic reducer is a compressor accessory designed to adjust airflow between different thread sizes. Manufactured by Einhell, this component features a transition from an R3/8" to an R1/4" connection. It is typically used in applications requiring precise control of pneumatic pressure in air compressor systems. https://elecena.pl/product/28525012/einhell-4139630-pneumatic-reducer-r3-8-quot-ag-to-r1-4-quot-ag-robust-metal 2025-04-22 https://elecena.pl/product/28525012/einhell-4139630-pneumatic-reducer-r3-8-quot-ag-to-r1-4-quot-ag-robust-metal 2026-07-13