One of the items that WE G17 & G18 GBB Pistols is this Slong 3DAM G-KRISS Kit. Using the kit gives you a grip that turns the pistol into a mini-KRISS and can hold one extra magazine. Available in two colours, tan and black, you can kit even the amplifier for the front thread. This item is on display at the ongoing MOA Exhibition 2017 in Taiwan.

Airsoft Taiwan shows us this Slong Airsoft 3DAM G-KRISS Kit for the WE Glock 17/18 GBB. This is a 3D-printed product is a decorative kit for these gas blowback pistols giving them a very futuristic look and will hold a spare magazine for you allowing for faster reload. A version for the WE G19/G23 is available as well. This reminds of you a pistolised version of the KRISS Vector.