Diverse stunning applications. Simple operation. With even less maintenance. The PAS Type P Penetrating Cartridge Stunners are designed for easy to use, humane stunning on a variety of small to large animal types. With a comfortable, ergonomic handle and ultra-durable construction to reduce the need for maintenance. And different available cartridge strengths depending on usage. AST-106 Stun Tester. For Jarvis PAS Type P and Type C bolt speed measurements. The AST 106 Stun tester gives you fast, accurate testing of Jarvis power load stunners. Featuring a comprehensive data log and intuitive, easy-to-use interface. While complying with the most stringent requirements for audit data collections.