The Kramp 165000628 is a genuine Kramp Quick Release (QR) collar set designed for agricultural and industrial PTO shafts with a 1 3/8 inch (6 splines) profile. This essential component facilitates quick and secure attachment and detachment of power take-off shafts, enhancing operational efficiency and safety. With a length of 95 mm, width of 51 mm, and height of 51 mm, and weighing 0.12 kg, it is a compact and reliable solution for various machinery applications.