bicycle rack vs bike parking rack

bicycle rack and bike parking rack both are nouns.

Word	Noun	Adjective	Verb	Adverb
bicycle rack	Yes	No	No	No
bike parking rack	Yes	No	No	No

As nouns, bicycle rack and bike parking rack are synonyms defined as:

Other synonyms of bicycle rack include bicycle parking rack, bicycle stand, bike rack, bike stand.

bicycle rack (noun)	bike parking rack (noun)
a rack for parking bicycles	a rack for parking bicycles