The Facts: This reel has 2 stainless steel ball bearings plus 1 roller bearing (for Instant Anti-Reverse) and Swedish-cut brass gears. Models 4600C3 and 4601C3 feature a thumb-bar release; other models have a push-button release. Advanced features include smooth-meshing, quiet-cranking gears plus performance levelwind, line guide and paddle grips. Note: the "1" on the models numbers (e.g., 4601C3) indicate left hand models.