1.Only compatible with Worker 19mm Diameter Extend 2.Barrel
4.Package Weight: 306g
5.This sight can position high up for clear visibility to your target.
6.Blaster and not included!
Model: Worker Folding Triangle Sight Tower
Package Weight: 180g
1 x Worker Folding Triangle Sight Tower
It’s a good sight but it didn’t fit over the compatible barrel, turns out it was because it was lobsided on one of the holes. Had to sand it down to make it round.