+ wishlist Author: Paul Gruhn Simon Lucchini Safety Instrumented Systems Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 99 15% 100 - 249 16% 250 - 499 17% 500 - 999 18% 1000+ 20% From $120.80 in bulk Format: Paperback