The ACCRLRN30 contains 30 total O-rings that fit on 10 ml - 50 ml tubes when rolling on the IBI Low Profile Roller.
There are 10 each for 10 ml tubes, 10 each for 15 ml tubes and 10 each for 50 ml tubes. The O-rings slide onto the tubes and level them for rolling on the IBI Low Profile Roller.
Features:
- Used to level tubes when rolling on Low profile Roller.
- Contains O-rings to fit 10 ml - 50 ml tubes