Overview Reviews Product Description Seekins Precision Gas Block, Black Finish, Select Adjustable Gas Block .750 0011510065 Product Videos Product Reviews Write a Review Write a Review × Seekins Precision SEEKINS SELECT ADJ GAS BLOCK .750 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *