Standard for :
Standard for these faucets manufactured after May 1, 2002 (insert has hex hole). For these faucets manufactured before May 1, 2002 (insert has round hole) see K31080 Insert & Seal with tool:
- M76 Imperial Four
- M76XL Imperial Four XL
3/16" hex key is included
K32315 Instructions
32315 2315 k2315 center section seal
