Replaceable structure for a bathtub overflow pipe

A replaceable structure for a bathtub overflow pipe, comprising:

• an overflow pipe being an elongated tube and including an inverted L-shaped end vertically extending from a distal end of the overflow pipe, the inverted L-shaped end including a horizontally extending section, an outlet defined in the extending section for discharging water;
• an adapter connected to the overflow pipe and including a sleeve and a tab extending radially from one end of the sleeve, the sleeve including a passage defined therethrough, the tab being semicircular in shape, a recess formed to a lower edge of the tab and communicating with the outlet of the overflow pipe, a recessed rail defined on and extending axially along an inner periphery of the passage of the sleeve, the sleeve inserted into the outlet and the tab being secured to the extending section of the overflow pipe, the tab adapted to be placed against a bathtub, and
• a cover having a rim extending toward a first side of the cover, the rim of the cover having a recessed area which communicates with the recess of the adapter, a pillar extending axially from one of two sides of the cover, a rib defined on an extending axially along an outer periphery of the pillar, the pillar extending through the passage of the adapter, the rib slidably engaged with the recessed rail.