Weapons Hub EntryEdit
Also referred to as the "Type-2 Antipersonnel Fragmentation Grenade".
According to information found on Halopedia, a spike grenade is 91.4 cm (36 inches) long, and weighs 1.93 kilograms (4.25 pounds).
Further Storyline information is availible here: Halopedia Information Page (external link)
Blueprints are not availible on the 405th Forums.
To my knowledge, no 3d models (other than pep) are currently available for this item. If you are aware of any, please add a link to them from this page.