It will NOT work with older Bowflex 552 Series 1 Dumbbells. Series 1 Dumbbells have grey safety bars across the top. (See pictures).
✅ Dumbbell Handle Replacement for Bowflex SelectTech 1090 Adjustable Dumbbells
Dumbbell Handle Replacement BOWFLEX 552 Series 2
✅ Dumbbell Handle Replacement BOWFLEX 552 Compatible NEW SAME DAY Free SHIPPING✅
(2) Bowflex 552 Series 2 Only Dumbbell SelectTech Replacement Dial Handle Part
