Ransom Grip Inserts are for use with the Ransom Master Series Handgun Rest and are firearm-specific. The inserts replace the grips on the handgun (where applicable) and then the handgun with the inserts installed is clamped in the rest. Inserts may require minor modifications for use. Inserts are not packaged with any instructions - product instructions are packaged with the Master Series Handgun Rest. Notes: The product pictured represents the product you will receive but may vary slightly in design because each product is firearm model specific.Inserts are for use with the Ransom Master Series Rest Inserts are firearm-specific The inserts replace the stocks on the handgun (where applicable) and then the handgun with the inserts installed is clamped in the rest Inserts may require minor modifications for use