The Tolco 803 Big blaster high output trigger sprayer has a 28/400 thread, 4ml output & 9.25 tube.

Features

• Patented Comfort Grip Design Cushioned, three finger trigger and rear support make extended use more comfortable
• Less Fatigue Up to 4x greater output per stroke significantly reduces the number of times you pull the trigger
• Long Lasting Outer body protects piston assembly from damage during use and storage
• Saves Time Highest output in industry provides an extra large spray pattern to make quick work of any job