Pro 54 XL Spacer for Pro54 6GXL Casing. Allows you to put 6 grain-kits in 6GXL casing. Saves you money by allowing you to buy longer cases. You can use up to two spacers in a single motor case.

You can also fit 5G reload into 6GXL casing by combining this XL spacer and standard Pro54 Spacer

This spacer is not compatible with casing of any other brand.