Shop › HERA LINEAR COMP GEN 2 308 HERA LINEAR COMP GEN 2 308 $119.00 Hera USA Linear Compensator, 308 Win, Black Finish, 5/8X24 Threads 11-04-11 Quantity: Add To Cart Added! Hera USA Linear Compensator, 308 Win, Black Finish, 5/8X24 Threads 11-04-11