Open Spool Bearings with TSI-301 oil.All non-spool bearings feature FULL grease pack for maximum longevity.Special Edition Gun Smoke and Black anodizing.SE reels have a yellowfin tuna etched into the side plate to further distinguish them from the Golds.Frames have been machined out for increased clearance between the spool and cross bars.Larger Handles, MK-8/10/15 reels will feature MK-20 size handle knobs for greater leverage.Larger Handles, MK 20/30 reels use the 50 size arm and knobs.New LOWER GEARING on the 20/30 size - 1.3:16061-T6 machined aluminum frame with forged side plates17-4 grade stainless steel gearingHelical cut gears for increased torque, smoothness and improved gear meshingMakaira reels all feature two-speed gearing systemsCarbonite Dual Force drag system featuring universal drag greaseCustom designed thrust bearing: Alleviates side load on heavy drag settings4-pcs ABEC-5 precision Sapporo stainless steel ball bearingsDouble-dog, proprietary silent anti-reverse systemPatented T-Bar handle with Easy Roll graphite insert on all modelsHeavy duty stainless steel ratcheting clicker systemType-II gold anodized frame, side plates, spool, drag lever and handle