The CRL Magnetic Lokk-Latch® is ideal for aluminum post gates with glass and or picket infills. Manufactured with dual lock cylinders and a lock that is magnetically-triggered and features a 6-pin key cylinder that can be re-keyed (by a locksmith) to match other house locks and can be locked or unlocked from either side of the fence simultaneously. This revolutionary latch meets Federal ADA standards and is made of a super strong polymer and stainless steel. Easy installation requires no special tools or jigs. No milling, hole-drilling or welding is needed. Important Notes: If used on double gates, a drop bolt must be used. Ref CRL Cat. No. LB118BXBL.