The vhbw Camera Focusing Rail Slider is a black, 4-way slide designed for use with cameras, DSLRs, and system cameras. The package dimensions are 19 x 17 x 9.1 cm and it weighs 547 g. It was first available on 1st August 2017 and is manufactured by vhbw. The ASIN is B0748FPXDQ and the item model number is vhbw. The product comes with guaranteed software updates until an unknown date. This brand new camera rail slider allows for precise focusing in four directions and is a high-quality product from vhbw.