Bitspower's Matte Black G1/4" Fitting Spacer.  Let's face it.  It's exactly what it's called: a spacer. 

Features:

• Works with fittings with 8~9MM thread length
• True Hi-Flow Design.
• Premium Brass Material.
• Highly durable Black Matte finish.
• Hidden O-Ring
• RoHS Compliant

Availability: Usually ships the same business day

BP-MBWP-C25$1.99 Qty: