White Lightning Trigger Bicycle Chain Cleaner with 12-Ounce Clean Streak Trigger Chain Cleaning System uses cleaning power of Clean Streak in conjunction with scrubbing power of chain cleaner to quickly and effectively clean your chain Clean Streak is cyclings first and still most effective dry degreaser, and can quickly clean even the grimiest, greasiest drivetrain parts Trigger delivery system works on all drive train systems, including mountain bikes, BMX, road, and single-speed bicycles To use: place chain cleaner over chain in open position, pull trigger back to close chain cleaner around chain, back pedal for 2-3 revolutions using your hand, depress the Clean Streak button, and continue turning crank for additional 2-3 revolutions This item is not for sale in Catalina Island