Grip Module overall weight is 13.3oz. With the weight and magwell (not included), the total weight of the grip mod assembly is 16.6oz.
*Please note: - This grip module does not include the extended magwell and internal weight.- The X-Series Grip Modules will only fit new style magazines with the circular SIG SAUER logo and square locking tab on the bottom of the basepad. Mags marked “SIG SAUER” with circular locking tabs require modification to fit properly. Newer-style basepads and locking plates are available for sale.