This Ortofon PRO S OM/Concorde Spherical Replacement Stylus Mk1 (Single) is a high-quality turntable cartridge that is compatible with Ortofon brand and Pro S model. With a sleek black color and a spherical stylus shape, this replacement stylus is a perfect fit for those who need a new cartridge. It measures 1.38 inches in length, 1.38 inches in width, and weighs 0.16 oz. It is an excellent option for those who want a reliable and durable replacement stylus for their turntable. This product is designed to offer high-quality sound and smooth playability.