GDH Glass Door Holder For 600 and 1200 lbs Magnetic Locks Size: 7-5/16" L x 1-3/8" W x 2-1/2 H Glass thickness: 1/2” – 5/8” Minimum clearance between top of door and door header: 13/64" Armature adjustment range: 1" Compression mounts armature on frameless glass doors Clear anodized (US28) standard finish Installation Instructions and Sell Sheet Catalog Page GDH Installation Instructions Magnetic Lock & Accessories Cross-Reference Guide Magnetic Lock Comparison Chart Close