BTM PG Series Locking Grippers

Ideal for robotic part handling applications. Designed to stay locked, even if air pressure is removed.

Lightweight, Locking, and in-the-field Configurability.

BTM's PG-38 & PG-45 Locking Grippers are ideal for robotic part handling applications. The Grippers are lightweight for high transfer speeds when used in stamping press applications. Proximity Switches (Status Controllers) are optional. The PG-38 & PG-45 Locking Grippers are designed to provide long service in a production environment. The Grippers are available in numerous configurations and allow many configuration changes to be performed in the field.

Example of BTM PG Locking Grippers.

Example of PG Locking Grippers.

Basic Product Specifications

  • Power Source: Pneumatic
  • PG-38 Bore Ø: 38.1mm [1.5in.]
  • PG-45 Bore Ø: 44.5mm [1.75in.]

Need a smaller gripper with the same bore Ø? Try:

BTM's PG Mini Locking Grippers

Product Features & Benefits

  • Locking mechanism remains locked if air pressure is lost.
  • Locking Cam Arm.
  • Arm openings are adjustable by rotating a single pin.
  • 30°-45° or 75° opening per arm.
  • Various arm styles, single or double opening, can be quickly interchanged by pulling a single pin.
  • The Gripper Body is common to all styles.

General Information

The following section contains general information about the product.

BTM's PG-38 & 45 locking grippers feature a common body for multiple configurations, adjustable openings, interchangeable grippers pads, flexible mounting, proximity switch options, and optional part stops.

PG Locking Grippers Flexible Mounting Flexible Mounting The round body design and tube mount provides 360° rotation, swiveling and linear adjustment. The 25.4mm [1in] tube mount uses a hardened steel swivel with serrated surfaces to provide a positive locked position.
PG Locking Grippers Adjustable Opening Adjustable Opening A single pin adjusts the arm opening to 30° or 45°; remove the pin for 75° opening.
Detent Lock on Cam Surface Detent Lock on Cam Surface Roller finds detent on the cam surface to hold the part if air pressure is lost.

Application Information

More detailed information is typically available in our Product Literature section.
If you are considering this product for your project, please view the contact information below.


Download the Product Catalog to find technical information about the product. Download the User's Guide if you have already purchased the product.

BTM offers free downloads of our 3D CAD Files. You will need to sign up for an account to access the files, if you do not already have one.


Would you like to know if a PG Locking Gripper is a good fit for your application?
Talk to an Application Engineer at 810-364-4567 or by email at sales@btmcorp.com. Business hours are 8am-4:30pm ET Mon-Fri.

PG Locking Gripper Contact Form

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BTM offers a range of clamp and gripper products besides this one. Products range from compact light-duty models to rugged heavy-duty weld-contamination sealed clamps and grippers. Click an icon below to browse BTM's product selection.


Customer Information

The following section contains information for customers who have already purchased this product.

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