Only adds 3.75 oz to the weight of the gun! Aluminum bracket for years of trouble free service and ridigity. Package contains bracket, clamp screw, nylon tipped set screw, two hex keys, laser, batteries, and flashlight. Handgun not included.
The following issues are not covered under the warranty.
*Do not over tighten the nylon tipped set screw. It only needs to be snug you do not want to cause damage to the flashlight.
** Do not cross thread any of the tapped parts, they are all soft aluminum, and will be damaged if this happens.