Alphacool Apex Grip HardTube Compression Fitting 16mm Outer Diameter, G1/4 inch Thread, Deep Black 14796

Secure your 16mm hard tubing with confidence using the Alphacool Apex Grip compression fitting, featuring a triple EPDM O-ring seal and a high-flow straight design for leak-free performance in custom water cooling loops.

Overview

The Alphacool Apex Grip HardTube fitting is engineered for builders who demand reliability and ease of use. Designed for 16mm outer diameter hard tubes (PETG, acrylic, or metal), it connects to any standard G1/4" port. The fitting body is precision-machined from brass with a matte deep black finish, ensuring durability and a sleek appearance. Its compression mechanism provides a secure grip on the tube without the need for glue or special tools, allowing for quick assembly and disassembly.

What stands out

• Triple EPDM O-rings guarantee a tight, leak-resistant seal even under high pressure.
• Tool-free installation: simply insert the tube and tighten the compression ring by hand.
• High-flow straight design minimizes flow restriction and turbulence.
• Compatible with all G1/4" threaded components, including radiators, pumps, and blocks.
• Matte deep black finish resists fingerprints and matches most builds.

Technical details

• Fitting type: HardTube compression fitting, straight
• Tube compatibility: Hard tubes with 16mm outer diameter (PETG, acrylic, metal)
• Thread size: G1/4" (BSPP)
• Material: Brass body, EPDM O-rings
• Color: Deep black, matte finish
• Outer diameter of fitting: 23mm
• Height: 18.5mm
• Number of O-rings: 3
• Series: Alphacool Apex Grip
• Application: PC water cooling systems

Our verdict

A premium hard tube fitting that combines robust construction with straightforward installation. The triple O-ring design and high-flow path make it a reliable choice for both novice and experienced builders.