O MCS | Single Jar Modular Cannabis System – Compact & Expandable Starter Kit

The Single Jar MCS (Modular Cannabis System) is the perfect entry point into the MCS ecosystem — a compact, functional, and affordable way to experience modular smoking innovation. Each unit features a wide-mouth mason jar base paired with a precision 3D-printed manifold that connects to interchangeable glass components, letting you build your own smoking setup exactly the way you want.

Designed and manufactured in Sudbury, Ontario, Canada, the MCS system uses non-toxic, biodegradable plastic and 19/22mm standard glass fittings (ASTM E676) for universal compatibility. Fully modular and endlessly customizable, the Single Jar MCS offers a smooth introduction to a growing ecosystem that’s both sustainable and fun to expand.

Features

• Compatible with 19/22 mm standard glass fittings (ASTM E676)

• Works with standard wide-mouth mason jars

• Fully modular — expand or customize anytime

• 3D printed with non-toxic, biodegradable plastic

• Made in Sudbury, Ontario, Canada

• Compact, functional, and beginner-friendly design

Includes

• 1× Mason Jar

• 1× Bowl

• 1× Downstem

• 1× Manifold Cap

• 1× Mouthpiece

• 1× Carb Plug

• 2× Blocking Plug

• 1× Bubbling Stem

• 2× Male–Female 90° Connectors

• 1× Male–Female 45° Connector

• 1× Female–Female 45° Connector

• 1× Male–Male Long Connector

• 1× Male–Male Structural Connector

• 1× Male–Male Short Connector

• 1× Female–Female Connector

• 1× Info Sheet