B&W S45 Valve Pin with Maintenance Kit for S45/357
This comprehensive replacement valve pin and maintenance kit is engineered specifically for B&W S45 and .357 airgun platforms. It provides the essential replacement hardware necessary to restore optimal pressure sealing and consistent valve operation.
The kit features a durable replacement valve pin alongside a complete assortment of high-grade O-rings designed to eliminate air leaks. Each component is manufactured to match factory specifications for reliable fit and dependable pressure retention during heavy cycling.
Included in the package are one S45 valve pin, one barrel O-ring, two valve cap O-rings, and four valve connector O-rings. It is an ideal maintenance solution for routine servicing, air leak repairs, and general valve rebuilds.
Condition | New |
Brand | B&W |
Product Type | Valve Pin and Maintenance Kit |
Compatibility | B&W S45, .357 |
Kit Contents | 1x S45 Valve Pin, 1x Barrel O-Ring, 2x Valve Cap O-Rings, 4x Valve Connector O-Rings |
PCP Division
Find this product in AR Tactical’s PCP Airguns division. Review this item’s specifications, options and compatibility before ordering.

