This is the bottom case for the Retina MacBook Pro 13 mid 2017 models only.
This listing is for the Silver variant however there is no physical difference between the Space Grey variant, it is purely cosmetic.
This listing is only for the touch bar model which is known as the 4 TBT3 model, this stands for 4 Thunderbolt 3.0. Where as the function bar model is known as the 2 TBT3 model, which stands for 2 Thunderbolt 3.0 ports.
Condition : Grade-B
B-grade means that although fully working and in generally good condition, the product will have minor but noticeable cosmetic marks or defects.
Part Number(s) : 923-01787, 613-04195
Warranty : 3months
Compatibility: