Back Cover with some screws.

models  detail below

 ThinkPad X13 Gen 2 , Magnesium Chassis  complete screws.

ThinkPad X13 Gen 1, Magnesium Chassis complete screws

ThinkPad L15 Gen 1 with 7 screws

ThinkPad E 15 Gen 2 with 6 screws

ThinkPad T15p Gen 2 with 7 screws.

 Moderate wear/tear should be expected of any used item but in Good item.