Here is the recent update from Wilson over at Bolt Airsoft. BOLT's recently are releasing Sport a new line of models and new SWAT series!

B4A1 ELITE models <SPORT LINE>
Featuring: New Stronger Recoil System (Enhanced B.R.S.S.) / Lighter and Precise Accuracy / Polymer Handguard / Cheaper!

B4A1 ELITE DX
B4A1 ELITE SD

SWAT Series

Different than their M4 and BR47 series, it’s another new product line of BOLT, Sportive models with all their Recoil knowledge included.

SWAT A5 TACTICAL & SWAT A4 TACTICAL is released by now (end of May 2017).

Bolt Airsoft just announced the release of their new model: the MB5 SWAT EEB. Expected release is imminant and expected at November 17th. Already announced back in March during IWA 2016, this model is now available for production. It includes the Bolt famous BRSS system with an electric hardkick system. Definately a release we will check out!

Did you know their BRSS system can be switched off? And they plan for many more MP5 models? Stay tuned!

Features:
- Steel Stamping Body
- Hop-up Adjustable
- Blowback Movement Simulation
- B.R.S.S. System On & OFF
- Front Wiring
- 200 rds magazine