• All SDXL Slips except 7" take 54 Inserts
• 31/2" SDML Slips take 30 Inserts
• All other SDML Slips except 7" take 45 Inserts
• 7" SDX Slips take 72 Inserts
• 7" SDML Slips take 60 Inserts
* Recommended
Spares include 3 Sets Inserts for each pipe size to be run.