D Size 5/16″ Aluminum Spacer Cap

This is a 5/16” countersunk aluminum top cap.

Cap Specs:
OD = 1.335” (33.9mm)
ID = 0.374” (9.5mm)
Over All Height = 0.303” (7.7mm)
Stack Height in spacers = 0.079” (2mm)
Anodized black
These are designed to nest inside the thin wall spacers. (screws not included)

Each one weighs 0.28 oz