The utility model relates to a construction improvement's roller skate support, including support body (1), its characterized in that: support body (1) only has one upright wall (11), and the upper end of upright wall (11) has horizontal wall (12) that extension was forward personally experienced sth. Part of the body and is installed for the shoes with roller skate, is fixed with many installation axle (3) that are used for installing gyro wheel (2) of following the length direction interval and setting up on upright wall (1), the every interior terminal surface of installing axis perpendicular to upright wall (12) of spool (3). This support is compared the most important structural feature and is had only to found a wall with traditional support, this just makes roller skate can not receive the corresponding outside and stand blockking of wall at the in -process that slides of turning, the gyro wheel on it, guarantees that roller skate turn in -process also can slide at a high speed, founding the wall because of minusing one, reducing the whole consumptive material of support, the cost is lower, and weight is lighter, and the wearing person is more comfortable, reasonablely again minusing one and founding the wall, make roller skate's gyro wheel appear out totally in the outside, the individual character of the whole appearance of roller skate is more outstanding.