This is the optional Hard Anodized Shock Body for the Traxxas Nitro Revo Monster Truck. FEATURES: Aluminum Construction, hard anodized coated Threaded for Easy Adjustment YOU WILL RECEIVE: One hard anodized Threaded Aluminum GTR Shock Body REQUIREMENTS: Assembly onto Vehicle Parts to Complete Shock (See Comments) SPECIFICATIONS: Length (Overall): 40mm (1.57") Length (Threads): 12mm (0.47") Diameter: 15mm (0.59") COMMENTS: To Complete this Shock you will need to order: 1x TRAC7465 GTR SHOCK RETAINERS 1X TRAC7462 GTR SHOCK REBUILD KIT 1X TRAC7463 GTR SHOCK SHAFT SS 1X TRAC7436 SPRING SHOCK GTR 2.9 WHITE 1X TRAC5666 SILICONE DAMPENER OIL