Mathews RK Module $75.00 Add Review Ask Question Product Description Reviews (0) Questions Mathews RK Module  PLEASE SPECIFY WHAT LETTER MODULE A-M AND LET OFF. Currently there are no reviews for this product. Currently there are no questions for this product. Similar Products Mathews HTR G 85% module $50.00 View... Mathews HTR L 85% module $50.00 View... Mathews HTR M 75% module $50.00 View... Mathews HTR K 85% module $50.00 View...