Roller was the birthday also tried the same. Very smooth running and light, very good stability, good slip handles and non-slip footboard.
1 point deduction for the rear mounting of the axle. The mother is now too wide, which the momentum pick something difficult made since our little mouse with your knuckles came against the mother. With some practice, but it has done it and now whizzes through the courtyard Hilarious.
PS: the tapes of the tricks you can take out from the inside also.