You just need an adjustable spanner or a 5/8 or 16mm spanner, then remove the bolt in the crank arm. Crank Extractor. The tool can be used with either a 24mm socket, wrench or an adjustable spanner.
eBay
Bike Freewheel Remover Bicycle Freewheel Removal Tool Mountain Bike Cassette Removal Tool Bike Repairing Cassette Lockring Tool
Aliexpress UK
Bike Bicycle Cassette Freewheel Lockring Remover Bike Freewheel Socket Repair. 1 X Cassette Freewheel Lockring Remover. Bike Rear Cassette Cog Remover Bicycle Repair Tool Freewheel Socket. Used for removing and fitting bike rear cassettes/freewheel cogs.
eBay
Bicycle Cassette Lockring Removal Tool Bike Cassette Sprocket Sleeve Cassette Flywheel Sprocket Remover Cycling Repair Tools
Aliexpress UK
This Kit combination chain whip, upgrade freewheel/lockring remover wrench and and auxiliary wrench. All are in high quality, heat treated to prevent bending and flexing. Silver color chain whip with orange non-slip coated handle for comfort and ease of use.
eBay
Bike Cassette Removal Tool MTB Mountain Road Bicycle Sprocket Remover Chain Whip Auxiliary Wrench Cycling Repair Accessories
Aliexpress UK
1x Freewheel Remover Chain Whip. This Chain whip has a long handle grip and is essential for removing freewheels/cassettes easily. 1x Cassette Socket. The socket fits all shimano cassettes, but is NOT for screw on Freewheels.
eBay
Bicycle Cassette Lockring Tool - Compatible with Shimano, SRAM, SunRace, Removes Flywheel Sprockets for Road & MTB Bike Repair
Aliexpress UK
MULTI-TOOL COMPATIBILITY: Can be used with a 24mm socket wrench or an adjustable wrench. EFFECTIVE REMOVAL: Designed for efficient removal and installation of bike cassettes and freewheels. COMPACT & PORTABLE Lightweight design for easy transport and storage, saving space in your repair kit.
eBay
Bicycle Cassette Lockring Removal Tool For Shimano SRAM SunRace Flywheel Freewheel Sprocket Remover Road MTB Bike Repair Tools
Aliexpress UK
Use with 1/2" square drive or 25mm spanner or socket, and in conjuction with a chain whip if locking the cassette.
eBay
Bike Freewheel Removal Tool with Chain Whip and Bicycle Sprocket Removal Tools, Bicycle Cassette Lock Ring Removal
Aliexpress UK
This Heavy Duty Chain whip has a long handle grip and is essential for removing freewheels/cassettes. Hardened Chain pins provide strength for the toughest jobs. High Quality tool. All prices stated are in the currency specified.
eBay
SUPER B MTB Road Bicycle Cassette Freewheel Wrench Bike Repair Tool Flywheel Installation Tools Remover Chain Whip Pliers
Aliexpress UK
We strike to be market leader in the sporting industry. We have a huge range of products that covers cycling, swimming, running, motorbike and gym. Repellat cum officiis aspernatur numquam minus quaerat?.
eBay
Bike Chain Whip Freewheel Sprocket Cassette Tool Cycling Bicycle BMX Turner Chains Whip Wheel Sprocket Remove Repair Kit
Aliexpress UK