The Superior Parts SP 174095 Aftermarket Pusher Spring Assembly is a reliable replacement designed to restore your nail gun's original performance. Made from durable copper, this assembly ensures long-lasting resilience and strength. It includes the essential pin for easy and secure installation, providing everything you need to replace worn or damaged pusher springs. Compatible with OEM #174095, this ribbon spring is a perfect fit for Bostitch MCN150 and DeWalt DWMC150. Built to deliver consistent performance, this after-market solution keeps your equipment running like new.