Adjustable Automatic Strength Spring Door Closer Hinge Fire Rated Door Channel Description: Brand new Material: stainless steel Size: approx.160×98×20mm/6.29×3.86×0.79inch Maximum door open angle of 175 degrees. Fully adjustable, fits left and right handed doors. Fine workmanship and reliable. Durable in use. Suitable for door weight for 20-30kg, door width ≤1000mm. Ideal for home, office, hotel room doors. Note: Please allow 0-1cm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Package included: 1x auto door closer 1 x screws 1 x inner hexagon wrench Allen wrench Drill Bits & Accessories drill bit accessories motorhead 20v ultra cordless driver, lithium-ion, ½” keyless chuck, 16+1+1 clutch, 2-speed transmission, variable speed trigger, built-in led, 2ah battery, charger, 22 accessory bits, usa-based efficient drilling tool set thickened high hardness 100 kit speed-lok 300 16 1 jelbo 11.8'' flexible extension, 1/4'' hex shank screwdriver holder connect link, flex drive quick adapte Door closer Automatic door closer Invisible door spring Buffer door closer Lightweight simple door closer Committed to creating a comfortable and warm home environment for families so that every family member feels happy and satisfied.