Features: l Reasonable design makes it easy and convenient to install and remove, and it is a wonderful replacement for broken or old one l High sensitivity and high stability and high precision, greatly improved performance l Made of high quality material, durable and wear-resistant l High quality for professional use, nice spare parts to upgrade and modify your equipment Specification: l Size: 60 x 55 x 157 mm l Applicable Models: for Logitech G27/G29/Tumast TH8A/TH8S/Leistat A7 l Quantity: 1 Set Package: l 1x Gear Head Set