2New Design Suppressor for Military Grade Rifles Brand New!! Keith Anderson, renown for his quality suppressor books has completely revised this manual. It features a more efficient suppressor design than the previous edition and takes you step by step from raw material to a finished military grade suppressor. This suppressor works for AR-15s, .50 BMGs or other models in between. The book covers construction tools, materials and techniques. It even tutors you in the art of welding. It is a must have for serious silencer enthusiasts and if you purchased the previous edition you will certainly want this one. 5.5 X 8.5, 88 pages, illus., softcover.