ChainBrite 2 cleaner 16 oz / 474 ml - CB-4 - by Park Tool

CB-4 Citrus ChainBrite is specially formulated for use in the Park tool CM-5 Cyclone chain Scrubber

It removes the toughest grease and grime build up from chains and bicycle components

Citrus ChainBrite is also an excellent general purpose bicycle degreaser

Regular use of Citrus ChainBrite; and the CM-5 and regular use of a quality chain lubricant will reduce gear system wear and friction and promote smoother, quicker shifting

A handy flip-top lid on the bottle makes spill free pouring easy

CB-4 is 100% biodegradable and has a fresh citrus smell 

Volume: 472ml (6 fluid oz) 

Park Tool reference: CB-4

Old Park Tool Reference: CB-2