14mm to 18mm Glass Adapter Insert

The 14mm to 18mm glass adapter insert is a clear 14mm male to 18mm female adapter. It steps a 14mm joint up one size so the piece can take 18mm bowls and accessories.

What’s included

• 14mm male to 18mm female glass adapter
• Step-up: 14mm joint to 18mm joint
• Single piece of clear glass, nothing to assemble

Wholesale & bulk orders

An easy add-on to any order. It sits with the bowls and downstems it pairs with, so the sale happens at the same spot in the case. Our wholesale smoking accessories guide covers what else reorders. Built to Function, Priced to Move.

Frequently Asked Questions

What does the 14mm to 18mm glass adapter do?

It steps a 14mm joint up to 18mm, so a piece with a 14mm female joint can take 18mm male bowls and accessories.

Which end goes where?

The 14mm male end goes into a 14mm female joint. The 18mm female opening takes 18mm male accessories.

Does it work as a step-down?

No. This is a step-up only. For 18mm down to 14mm, stock the 18mm to 14mm adapter insert.

Why carry glass adapters?

A customer with a piece in one joint size and a bowl in another needs an adapter. It is the quick fix that keeps that sale in your shop. See the glass adapters category for the full set.

How should I display it?

Next to your bowls and bangers, labeled with the joint sizes (14mm male to 18mm female) so customers can match it to their piece at a glance.

Is there a minimum order?

No minimum. Add it to any wholesale order.

How do I order wholesale?

Roots Glass sells direct to licensed retailers. Set up a wholesale account and add it to your next order.