NEW IMPROVED DESIGN THAT WORKS WITH MOST BASE PADS NEWLY DESIGNED PLUG FOR TIGHTER MAGWELL FIT THE SLICK REPLACEABLE INSERT GUIDES THE MAG BETTER FOR CONSISTANT FAST RELOADS COMES WTH ALL MOUNTING HARDWARE AND TOOLS EASY TO INSTALL, FITS IPSC AND IDPA BOXES New Glock Ice® Magwell. The World's Fastest Magwell Is Finally Available for Your Race Glock. The Ice® Magwell is the fastest, easiest, most consistent magwell for IPSC competition. And now it's available for Glock. When you beat up the insert, the magwell is untouched. Go ahead and pop in a new insert. It takes seconds and you will have it looking and functioning like a new magwell again. Black or silver aluminum body and replaceable polymer insert. 2.9 oz. Fits Small Frame Glocks 17, 17L, 34, 22, 24, 35, and 31 only. WILL NOT FIT GEN 4!