The CK 200L backcap delivers secure tungsten electrode retention for 9/20 series TIG torches with an integrated O-ring seal that prevents gas leaks during welding operations. This long-style backcap ensures reliable arc stability and consistent performance in demanding shop environments. Engineered for durability, the 200L backcap features robust construction that withstands repeated electrode changes and extended welding cycles. The included O-ring creates a tight seal between the backcap and torch body, maintaining proper shielding gas flow while keeping the tungsten securely positioned. Compatible with: CK9, CK20, WP-9, WP-20, and similar 9/20 series TIG torches Part Number: 200L (interchangeable with 41V24) Configuration: Long backcap with integrated O-ring O-Ring: Uses 98W77 O-ring (included) Package Quantity: 2 pieces Application: Secures tungsten electrode during TIG welding Construction: Durable materials for extended service life This replacement backcap is essential for maintaining torch performance and preventing costly gas leaks that can compromise weld quality. The 200L provides direct compatibility with 2-series torch systems, making it a reliable choice for professional welding operations and maintenance shops requiring dependable consumable parts.