Grenade Launchers - Heckler & Koch

Caliber	Width	Height	Sight Radius	Barrel Length	Overall Length
40 mm x 46	86-103 mm3.39-4.06 in	156-281 mm6.14-11.06 in	208 mm8.19 in	229 mm9.02 in	330–574 mm12.99–22.60 in

Caliber	Width	Height	Weight with Magazine	Sight Radius	Barrel Length	Overall Length
40 mm x 46	89 mm3.50 in.	205 mm8.07 in.	1500 g3.30 lb	147 mm5.80 in.	280 mm11.02 in.	348 mm13.07 in.