- Compatible with 3M™ Fiber Splice Trays 2527 and 2522
- Accommodates up to 6 3M™ Fibrlok™ or mass-fusion splices
- Fits single ceramic rod 12-fiber mass fusion sleeves or double ceramic rod 4- to 6-fiber mass fusion sleeves
- Comes with an adhesive backing for firm adhesion
- 24/pack, 2 packs/case
3M™ Ribbon Fusion Splice Insert 2521-FL-A with adhesive back is designed to hold up to 6 Fibrlok or mass-fusion splices. It is compatible with 3M™ Fiber Splice Trays 2527 and 2522.