Rear Cocking Spyder Espirit 2000 Shutter TL E99 Aggressor Flash Rodeo Paintball Gun Beavertail Sight Rail Genuine factory replacement Spyder Sight Rail with Beavertail. Fits most Rear Cocking Spyder models: 2000, Aggressor, Aggressor XT, E-99, Espirit, Flash, Flash LCD, Rodeo, Shutter, TL etc.