All the threads are nice on the tubes, did use the 18500 tube with my versa & mister hybrid with no problems.
Slightly smaller length tubes so flat top batteries probably better to use rather than nipple tops.
All the threads are nice on the tubes, did use the 18500 tube with my versa & mister hybrid with no problems.
Slightly smaller length tubes so flat top batteries probably better to use rather than nipple tops.