Item description for Armourer's Gunsmith Hammer Trigger Test Block Tool for AR10A 308 7.62 Rifle

Armourer's Armorer Gunsmith Rifle Hammer Stop Block Tool for Trigger Test.

Slips into receiver and holds in place with mag release.

Test trigger without damage to receiver.

Test trigger in as used grip position.

Item is compatible with AR10A.

Made from durable polymer plastic.

Designed and made in the USA