Screws L. 40 mm Step M3x40 Galvanized Steel (4 pcs) Code: LC422 Price 2.14 € Available at least in 7 days Quantity: Share Features Screw length 40 mm, thread pitch M3. Adapt to Phobya 35mm spacers and can be used on all the radiators have fans threaded holes M3 (eg Aircube, Magicool, Phobya) Pack of 4 Pieces.