Oil / Grease
IOS-01 PRO OIL Oil for spool bearings. One drop of the water can make a difference in winding comfort and flying distance.		IOS-02 PRO OIL Maintenance oil. It is a very high viscosity oil.
IOS-007 PRO OIL Perfect for bait finesse! The ultimate ultra-low viscosity reel oil.
IOS GEAR GREASE Ultimate gear familiarity performance! Here's to the overhaul!		IOS DRAG GREASE "SIROKUMA" Special grease for drag washers. Spinning drags are changing performance!
IOS DRAG GREASE "DEKAKUMA" Grease for drag washers with higher viscosity than SIROKUMA. Try it on bass, sea bass, etc.!
IOS Guide Coat [EX] (Extreme) This is a reliable rod for expert anglers who can produce results by reducing guide freeze in extreme conditions.		IOS Guide Coat Savior of frozen guides in winter. It also reduces the unpleasant noise of PE line and white stains on guides.
IOS Line Coat Spray Four Seasons Excellent line friction resistance reduction effect! An improved version that also extends the life of the line! * Note : This item cannnot be shipped abroad.		IOS Line Coat Spray Excellent line friction resistance reduction effect! And it extends the life of the line! * Discontinued
Line Roller Parts
IOS Line Roller IMPACT for SHIMANO Improved distance and sensitivity! SHIMANO model with bearing direct-in structure!		IOS Line Roller IMPACT "HARD!" for SHIMANO The ultimate custom line roller for high strength, abrasion and corrosion resistance!
IOS Line Roller Direct * for DAIWA 23 series It is recommended for monocoque body reels released from 2018 onwards, with a balanced design to reduce rotor rotational wobble.		IOS Line Roller Direct HARD * for DAIWA 23 series Custom parts for the special type line roller section that appeared on DAIWA's spinning reels after 2016. 2BB conversion possible.
IOS Line Roller Direct * for DAIWA 16 - 20 series An upgraded version of the 23 Series line roller for enhanced durability. The body is made of corrosion-resistant stainless steel, and the bearings are also corrosion-resistant shielded stainless steel bearings.
IOS Line Roller Direct * for DAIWA TD and Real Improved distance and sensitivity! DAIWA model with bearing direct-in structure!
Line Roller Carcinal HYPER! Cardinal's exclusive line roller! It's ready for tougher conditions!		Line Roller Cardinal Type C for Cardinal C series Custom line roller for the popular Cardinal C series with a classic look.
Line Roller for ABU REVO Custom line roller that can be attached to AbuGarcia spinning reels, Revo MGXtreme, etc.
Line Roller Air for SHIMANO * Discontinued		Line Roller Cardinal ULTRA * Discontinued
Drag System Parts
IOS S-system for SHIMANO It has strong hooking power, drag response that linearly follows the load and speed from the initial movement, and a pleasant, fine-pitched drag sound that makes rivals jealous. IOS S-system is the magic drag unit that captivates anglers with its boldness and finesse		IOS S-system Power! for SHIMANO Necessary and minimum linear response for fighting big fish! Intense hooking power that leaves tame. High-precision drag unit provides a high-pitched mechanical drag sound. IOS S-system Power! is the one and only drag system!
IOS D-SYSTEM for DAIWA 2018-2022 seires [Red] New model compatible with D-SYSTEM models from 2022 onward.		SF Spacer for 23 EXIST SF This special spacer is required when installing the IOS-D-SYSTEM, which improves drag characteristics, on the DAIWA 23 EXIST SF.
IOS D-SYSTEM for DAIWA 2018 year model series [Paraiba Blue] New model compatible with D-SYSTEM's 18 EXIST, 18 TATULA, 18 CALDIA, etc.
IOS D-SYSTEM Felt Special felt attached to the inside of the D-SYSTEM. Please use it as a spare part. The manufacturer's recommended replacement period is six months.		O-ring for S-system & D-system (3pcs.) This is a genuine O-ring that fits the S and D-SYSTEMs.
IOS D-SYSTEM for DAIWA Smoother drag function. Modification kit to specialize in 1-3lb line. *Discontinued
Custom Handle
[for DAIWA, ABU, SHIMANO] Double Handle Offset Custom handles with a physics-based approach to development. Custom handles that can be installed on all manufacturers due to their special construction.		[for DAIWA, ABU] Double Handle SWAN S-shaped design, a classic and traditional handle. Ideal for Abu's Ambassadeur series, etc.
Handle Knob
ACRISTA II Perfect fit with a jewel-like shine and non-slip coating that could be mistaken for jewelry. It is the industry's first salt-resistant, corrosion-resistant, dust-proof, and water-resistant high-precision knob.		Manhattan Aqua Handle Knob High-performance round knob with New York taste. For power games for largemouth bass and more!
Premium Wood Knob A luxurious piece made of ultra-premium wood. The feel and unique sensitivity you can only get from this!
Foresta Flat knob made of very high quality wood. Ultra-thin and wide shape for reliable surface pressure!		Cardinal Premium Wood Knob A luxurious piece made of ultra-premium wood. A special piece to match the cardinal.
Perfection Handle knob Cylindrical knobs made of resin and available in three sizes. Choose the one that best suits your application!		TSURAICHI Set For a cool screw with an exciting heart. Exquisite setting of the degree of alignment in 0.2mm increments
Aqurista A knob is a knob and not a knob! This is a type of custom knob that has never been seen before.		Aqurista SLIM Slimmer than Aqurista! Even lighter and more sensitive!
Manhattan Knob High-performance round knob with New York taste. For power games for largemouth bass and more! *Discontinued
Tool
Multi Tool This tool is required to install the D-SYSTEM on 15 EXIST and 15 LUVIAS.		Disk Wrench This tool is used to remove and install the disk-shaped side plates of the 18 EXIST, 19 CERTATE, and 20 LUVIAS series.
Other Parts
SD Connect (Shaft for SHIMANO and DAIWA handles) Attachment shaft that allows DAIWA handles to be attached to SHIMANO reels.		Detachable Handle Shaft for TD series Left handle only This is a custom part that allows DAIWA Real Four handles to be mounted on TD series reels.
ABU REVO Spinning HANDLE BASE This is a handle base that can be attached to Abu spinning reels by attaching it to the Adjustable custom handle for Cardinal made by IOS Factory.		IKE-MAN Screw Make the reel more classy and cool! Custom vises to add a touch of adult one-pointedness!
for Cardinal
Economizer for Cardinal It is an ultra-lightweight economizer for ultra-fine PE line that does not require undercoiling and can easily adjust for uneven winding of the line.		Cardinal handle Adjustable A custom handle designed exclusively for the Abu Cardinal series, which has long been popular with native trout anglers and others. Can be attached to Abu spinning reels in combination with a handle base (sold separately).
Quick Cast A custom part exclusively for Cardinal, this custom part improves the speed of hand return by positioning the bail halfway from the genuine position.		CANARIA Spring System Easy Custom parts for Cardinal 3 and 33 sizes. More lively and rhythmical ratchet sound!
Cardinal Bail Reinforcing Spring Set Use as spare parts for the springs in the bail section of the Cardinal series.		Cardinal / Cardinal 3i reel seal This is an original seal featuring the "I" of IOS Factory.
Cardinal Cover Screw These custom screws give the ABU Cardinal 3/33 body cover a stylish look. Ultra-thin size weighing only 1g.		Cardinal Line Roller Nut This is a line roller nut and custom part used for ABU Cardinal, 0.5g less than the genuine one.
Cardinal Line Roller Base Base plate to be combined with IOS Line Roller Hyper.		Cardinal Drag Washer 3 pieces per set. Both original and reissued can be installed.
Cardinal C-system The famous cardinal is now more suitable for practical use. Greatly enhanced drag function and winding comfort! * Discontinued		Line Roller ULTRA for Cardinal Cardinal's fighting power is greatly increased! Specially designed tuning parts! * Discontinued
Stickers
Sticker Mad Black Available in four different sizes.		Sticker Dark Night Available in two sizes.
Major Sticker The sticker can also measure the size of fish.
Fishing Tools
Yamame Trout Releaser (Hook Releaser) This special hook releaser with a single hook & barbless design has become a standard in native stream minnows in recent years.		Lure Tuner The Lure Eye Tuner is a must-have for the plucking game that has become popular recently. Two types of tips, 0.8 mm and 1.0 mm, are included.
Premium Releaser An essential item for area trout. It is different from others in appearance, functionality and safety. * Discontinued		Wakasagi-Rod HANEKKO Super high sensitivity & ultimate bite! Newly developed silicon ultra low elasticity blanks! * Discontinued

IOS Compatibility Chart by Reel (September 30, 2024 Updated)

IOS Line Roller Compatibility Chart by Reel
Reel Name	Compatible Line Roller
SHIMANO
- 22 STELLA - 18 STELLA - 14 STELLA - 10 STELLA - 07 STELLA - 23 VANQUISH - 19 VANQUISH - 16 VANQUISH - 17 VANQUISH FW - 12 VANQUISH - 24 TWIN POWER - 21 TWIN POWER XD - 20 TWIN POWER - 17 TWIN POWER XD - 15 TWIN POWER - 11 TWIN POWER - 16 STRADIC CI4+ - 15 STRADIC - 18 CARDIFF CI4+ - 12 CARDIFF CI4+ - 08 CARDIFF - 21 EXSENCE - 21 SoaRe XR - 17 SoaRe CI4+ - BB-X General *Compatible with all reels up to model C5000	Line Roller IMPACT Line Roller IMPACT "HARD" *Hard type Line Roller Material Standard version: Aluminum Hard type: Stainless steel
DAIWA
- 23 EXIST (ST) SF1000 - 2500 - 22 EXIST 1000 - LT3000 (including SF) - 18 EXIST LT1000 - LT3000 (including FC) - 24 AIRITY (ST) SF1000 - 2500 - 23 AIRITY 1000 - LT4000 - 24 CERTATE 2000 - 4000 - 19 CERTATE LT2500 - LT5000D - 16 CERTATE 1003 - 2508 - 21 LUVIAS AIRITY 1000 - LT4000 - 20 LUVIAS FC LT2000S - LT4000 - 17 STEEZ All Type - 23 TATULA FC LT2500 - 23 GEKKABIJIN FC LT2000 - 21 PRESSO LT2000SS-P - 17 PRESSO LTD - 17 morethan series - 19 BALLISTIC LT1000SP - LT4000 - DSLT1000S-P - 23 LEGALIS 1000 - 4000	Direct 23 Series *Shielded Bearing Direct 23 Series Hard Type *Shielded Bearing Direct 16 - 20 Series *Open Bearing Line Roller Material Standard version: Aluminum Hard type: Stainless steel
- 15 EXIST - 12 EXIST - 08 EXIST STEEZ CUSTOM - 05 EXIST - 05 STEEZ - 21 CERTATE SW 5000- 6000 - 13 CERTATE - 10 CERTATE - 15 LUVIAS - 12 LUVIAS - 07 LUVIAS - 21 CALDIA - 18 CALDIA - 17 THEORY - 18 TATULA - 17 AEGIS - 08 IGNIS - 08 GEKKABIJIN - 17 PRESSO LTD - 14 PRESSO - 08 PRESSO *Compatible with all reels in the 1000 - 3000 class	Direct for Real
- 04 CERTATE - 07 morethan BRANZINO - 18 GEKKABIJIN MX - 16 GEKKABIJIN MX - 10 GEKKABIJIN MX - 21 FREAMS - 18 FREAMS - 15 FREAMS - 11 FREAMS - 20 REVROS - 15 REVROS - 10 REVROS MX - 18 LEGALIS - 12 LEGALIS - 09 LEGALIS - TD IGNIS, TD-X, Z, SC-Z *Compatible with all reels in the 1000 - 3000 class	Direct for TD
*After installation, the rotor will rotate slightly due to the weight balance change, but this will not be a problem on a normal retrieve.
AbuGarcia - Abu / Others -
All Abu Cardinal 3/33 and 4/44 series Cardinal 52 and 152	Cardinal Line Roller HYPER
ZENON/Revo BEAST/MGXtreme MGX/ZENON Piscifun Carbon X 1000S Also compatible with the ABU REVO series from 1000 to 2500 ABU Revo extreme	ABU REVO Line Roller
Drag System Compatibility Chart by Reel
Reel Name	Drag System
SHIMANO
- 22 STELLA - 18 STELLA - 14 STELLA - 10 STELLA - 23 VANQUISH - 19 VANQUISH - 16 VANQUISH - 17 VANQUISH FW - 12 VANQUISH - 24 TWIN POWER - 21 TWIN POWER XD - 20 TWIN POWER - 17 TWIN POWER XD - 15 TWIN POWER - 11 TWIN POWER - 16 STRADIC CI4+ - 15 STRADIC - 18 CARDIFF CI4+ - 12 CARDIFF CI4+ - 08 CARDIFF - 21 EXSENCE - 21 SoaRe XR - 17 SoaRe CI4+	S-System For 1000 - 3000 size reels S-System POWER *Power Type For 4000 - C5000 size reels
DAIWA
- 22 EXIST - 18 EXIST - 23 AIRITY - 24 CERTATE - 19 CERTATE - 21 LUVIAS AIRITY - 20 LUVIAS - 21 CALDIA - 18 CALDIA - 19 BALLISTIC - 23 TATULA - 18 TATULA - 21 PRESSO - DSLT1000S-P *Compatible with all reels in the 1000 - 3000 class	D-SYSTEM 18-22 Series
- 15 EXIST - 12 EXIST - 05 EXIST - 16 CERTATE - 10 CERTATE - 04 CERTATE - 15 LUVIAS - 12 LUVIAS - 07 LUVIAS - 17 STEEZ - 17 PRESSO LTD - 17 AEGIS - 17 THEORY *Compatible with all reels in the 1000 - 3000 class	D-SYSTEM 12-17 Series *Discontinued
- TD-Z, SC-Z, SC PRESSO *Compatible with all reels in the 1000 - 3000 class	D-SYSTEM TD Series *Discontinued