J4 Precision Jackets – 6mm

J4 Precision Jackets has a reputation of being one of the most consistent bullet jackets.  Bullets made with J4 Jackets are only used those who want the most accuracy out of their components.  Making accurate bullets takes patience and care, using J4 jackets is a great way to achieve the desired level of accuracy with your bullets.

J4 jackets are used to make Berger Bullets and used by top custom bullet makers all over the world.