Check the listing for details. Leofoto LB-75 Leveling Base Quick Adjust Horizontal Head for Tripod，Load 55lb. Condition: New. Listed at 89.10 USD. About us: As the authorized distributor for Leofoto products in the USA, We provide local warranty and after-sales service for all Leofoto equipment through Leofoto USA. Ensure added protection by registering your product with Leofoto USA. Leofoto LB-75 Quick Adjust Horizontal Head, Leveling Base for Tripod SpecificationsModel: LB-75Diameter: 75 mm / 2.95 inHeight: 75 mm / 2.95 inLevel adjustment: ±15°Mounting stud：UNC3/8"Mounting hole：UNC3/8"Max load：25 kg / 55.1 lbWeight：322g / 0.71 lbFeatureA leveling base on your tripod is the perfect foundation for gimbal heads, fluid heads and even ballheads.Each leveling base offers +/-15° of leveling capability and locks solidly with just a twist. Choose a leveling base with a flat platform for direct mounting of a tripod head.CNC machined 6061-T6 AluminumANTI-TWIST SAFETY SCREWS DESIGNIncluded 3 set-screws on the spider to secure the ballhead mounted on the tripod(turn the set-screws upwards with the included allen wrech to secure the ballhead on top).BETTER LOCK-UPScrew the leveling base onto the platform of your tripod, or any mounting platform onto which you want to mount a leveling base to. Twist the handle to lock & unlock the base. The fluid motion allows smooth and fast leveling, no matter the load. Additionally, this locking ring gives the user greater leverage for better lock-up.UNC3/ 8"-16 MOUNTING STUDThis Leveling Base is designed to be compatible with all tripods. It has a 3/ 8"-16 socket on the bottom, allowing it to be screwed on to any mounting platform with a stud of the same size and thread call-out (3/8"-16).RESERVED HOLE FOR ALLEN KEYUse included allen key to strengthen the locking when the heay-liting needed.