With Matt247365 from Airgun Nation's blessing, DonnyFL is happy to offer these easy to install Wildcat mag holders. Compatible with .177 .22 .25 and .30 caliber. Your magazine clicks securely into the Mag holder using it’s own ball bearing and can rotate for easy loading with one hand while on the gun. As many as 4 Mag holders can fit on the Wildcat at one time. You can mount 1, 2, 3 or 4 in a variety of configurations facing either to the front or to the rear and on either side or on both sides.