The 3842554449 connecting sleeve, type 45° 40x40 ESD, is a high-quality joint piece, perfect for frame stiffening and 45° angle connections. This original Bosch Rexroth product, available through local support by CreatX Technology SRL, requires no profile processing and features centering lugs for easy positioning. The lugs can be easily broken off for groove mounting, providing flexibility and efficiency in use.