Apple 923-0229 bottom case housing assembly for 13-inch MacBook Pro. This refurbished OEM component provides the structural base enclosure, supporting internal logic board, battery, and thermal management components. Compatible with specific MacBook Pro 13 generations as indicated by this part number; verify model compatibility before ordering. Constructed from aluminum alloy for durability and heat dissipation. Direct Apple OEM part ensures precise fit and finish. Typical replacement scenario when original case shows cosmetic damage, dents, or wear that does not affect functionality. Installation requires technical skill and may involve component transfer from existing housing. All tested and guaranteed by G5 Network Group. Request quote for current availability and pricing.