Benjamin Bulldog .357 bullpup
Precharged pneumatic
5rd auto-indexing rotary clip
Sidelever
28.00" rifled barrel
SoundTrap baffle-less trapezoid-shaped sound suppression
26" long Picatinny optics rail
5.50" long Picatinny accessory rail
2-stage non-adjustable trigger (stage 1=2 lbs., stage 2=3 lbs.)
Manual safety
36" long
Ambidextrous synthetic stock
Rubber recoil pad
3000 psi max fill pressure
340cc reservoir
10 max shots per fill (going from 800 fps down to 670 fps and from 3000 psi down to 2000 psi by shot 10)
7.70 lbs.
Reversible bolt -- switch from right to left side (with our special service)
Foster male quick-disconnect
800 max fps with a 145-grain Nosler bullet (910 fps max with a 81-grain pellet)
200 ft-lbs. max with a 170-grain bullet

When you look for optical accessories, the Bulldog's manual states this: "Use of 37mm tall (Absolute Co-Witness) rings, widely used with the AR platform, are recommended." You may also use other sighting systems suited for AR platforms.