Quality v6 Silicone sock.

High Quality Hemera heat break. M4 threaded cold-side, M6 Threaded hot-side.

High quality Titanium alloy Swiss style Heat Break.

This product is a filament sensor for the Nextruder, compatible with: 

MK3.9MK4XL

High Quality, Bi-Metal "All-Metal" Heat-Break.

This product is the replacement part of the Dock Pin for the Original Prusa XL

XL

High quality machined Swiss/CR10 Heat Block. Supports loose/glass style thermistor.

A very high-quality Plated Copper Heat Block. Resistant to high temperatures, not easily deformed, and has excellent heat transfer capability making it ideal for high temperature printing.

High quality v6 Heat Break Captive PTFE Style

High Quality MK8 Swiss Style Makerbot Heat-Break.

Captive PTFE Style "Kraken" Heat Break

High quality v6 Titanium Alloy Heat Break for 3mm filament

High quality v6 Titanium Alloy Heat Break.

High quality machined Volcano Heat Block. Supports cartridge style thermistor.

This product is an optional accessory, compatible with: 

MK3.9MK4XL

High quality v6 Heat Break.