Lamp pipe nipple insert, anti-short plastic bushing, wire protector. Internal pipe plastic bushing.

For 1/8 IPS nipples (for 3/8" outer diameter nipples).

Dimmensions: 7.6 mm long; 7.9 mm diameter at the top; 6.8 mm diameter at the bottom. 

Pictured metal nipples in the last picture of this listing are for reference only - Nipples are NOT included.

Free shipping for USA only.