This trigger system is renowned for its KNS Precision Anti-Walk Pins, ensuring that your trigger assembly remains secure, enhancing reliability and accuracy. The system boasts a total weight of 4.5 lb., providing a balanced trigger pull that improves shot consistency and control. Additionally, the enhanced finger placement design offers a comfortable and natural trigger pull, improving overall shooting experience and precision.POF USA Drop-In Trigger System Specifications Manufacturer: POF USA Family: Accessories Model: Drop-In Trigger System Type: Accessory-Triggers Finish: Hard Coat Anodized Finish Type: Applied Finish Shipping Weight: 0.25 lbs. Additional Info: KNS Precision Anti-Walk Pins Additional Info: 4.5 lb. Total Weight Additional Info: Enhanced Finger Placement