The body of this grenade was made of cast iron.
It had a wide top which was closed with a threaded disc which held a threaded cavity to fit the
No.247 impact fuze.
The base was provided with a plug through which the detonator was inserted.
The grenade was filled and plugged from the side.
Both base plug and filler plug are similar as used on the

Length : 105mm
Diameter : 51mm
Weight : 453gram
Filling : 57gram baratol

Photo below ©
Dave Sampson

The Mk3 version had some small differences to the Mk2 type.
There was no filling plug on the side, and the fuze adapter was made of zinc-alloy.

The one shown below is a drill version.

Photos ©
Paul Spence.