What's the difference? - Triple Record chainset with small ring in 36T only vs. Record road chainset for normal tripe chainring

Triple Record chainset with small ring in 36T only

Crankset

1049/5

Record road chainset for normal tripe chainring

Crankset

1049/3

Shared parts

These parts share the following 3 parts:

752

Not yet documented

752

Road chainring for 1/2" X 3/32" (2 mm.) chain.

Chainring

753

756

Not yet documented

756