STM G-Rex grip, black/white, M60 hardness, 50±1g, with backline. - Brand: STM - Product Name: G-Rex - Color: Black/White - Hardness: M60 - Weight: 50±1g - Backline: Yes (RIB) Thank you for viewing. One grip has been opened, but it is new and unused. Please only purchase if you understand that this is a used item due to home storage and amateur inspection. Individual sales are also available.