Brand: NITRA Item: Mounting kit For Use With: 2-station DVP-2C or DVP-3C series valves Kit Includes: (2) #8-32 x 2in screws, (2) #8 lock nuts and (1) Viton O-ring NITRA mounting kit, for use with 2-station DVP-2C or DVP-3C series valves, includes (2) #8-32 x 2in screws, (2) #8 lock nuts and (1) Viton O-ring.