Investarm™ Bridger Hawken Replacement Trigger Assembly - Fits Investarm, Lyman & Cabela's models - IA257The Investarm Trigger Assembly Replacement fits Investarm, Lyman, Cabela's & Dixie Hawken muzzleloaders. The trigger replacement group comes with a a set trigger and hair trigger. Parts Included: Hair Trigger Trigger Plate Set Trigger Trigger Pivot Pin Hair Trigger Spring Hair Trigger Adjusting Screw Trigger Main Spring Trigger Main Spring Mounting Screw Trigger Main Spring Adjusting Screw *Always use caution when loading a firearm