PSE Evolve Module HL Module EC-EF (80-90%) Fits to all EC-EF Evolve cam bows to adjust letoff to 80-90%. Designed for the hunter that wants less holding weight $130.00 Add Review Ask Question Product Description Reviews (0) Questions (1) Only fits to EC-EF bows Currently there are no reviews for this product. Can these be set to 85% or is it 80/90% only? Yes, the module has 3 stages of adjustment. Similar Products PSE NH modules T8 & B8 $45.00 View... PSE NH modules T9 & B9 $45.00 View... PSE MODULE 7971LB BDFHJL $35.00 View... PSE Module 65% for DC/MD cam $50.00 View...