Overview Product Description Dead Air Armament, Wolverine PBS-1, Designed for AK, Includes 2 locking collars and 14x1LH Thread insert Product Videos Custom Field Product Reviews Write a Review Write a Review × DEAD AIR DEAD AIR- WOLVERINE PBS-1 AK ***FREE SHIPPING*** Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments