Includes one (1) 1/2 oz. bottle glue Includes one (1) 0.34 fl. oz. aluminum pen applicator For use with all TAC Vanes Two-part system makes fletching arrows efficient, clean and easy Primer pen cleans and prepares the vane for maximum glue penetration Cyanoacrylate glue creates a secure bond in 5 seconds Adhesion guaranteed on TAC Vanes fletchings when you use TAC Vanes Primer Pen with TAC Vanes Glue