... panel thickness: 50mm 6) Opening direction: inward 7) Lock handle position: left/right 8) Opening degree: 90 degrees 9) ... multi-point lock, handles, peephole, hidden doorbell, rubber seal and magnetic seal, doorbell, installing bolts, stainless steel threshold 10 ... design: a) A patented lockset with handle and multi-locking points from above, middle and bellow b) Shockproof, soundproof, warmth preserved ...