Does the core crossing 2.0 glass bubbler fit the puffco?

No, the Crossing Core 2.0 glass bubbler is not compatible with Puffco devices.

 The glass bubbler of the Crossing Core 2.0 and Puffco E-Rigs, such as the Peak or Peak Pro, have different connection mechanisms and dimensions. 

Attempting to use Crossing Core 2.0 glass on a Puffco device may result in a loose fit and air leaks, leading to suboptimal performance.

For optimal functionality and to ensure a proper fit, it's recommended to use glass attachments specifically designed for your Puffco model. 

Puffco offers a range of glass bubbler replacements tailored to their devices, ensuring compatibility and maintaining the intended user experience.

Generally, The glass bubbler fitting for all Peaks and Peak pros are the same so all of your glass should work with either devices, even the old 2018 Peak. 

If you're interested in exploring alternative glass options for your Puffco device, there are third-party manufacturers that produce compatible accessories. However, always verify compatibility before making a purchase to ensure the accessory fits securely and functions as intended.

If you need assistance finding compatible glass attachments for your specific Puffco model or have further questions, feel free to ask!