Genius Tools Piston Ring Compressor 100mm Length x 90mm–175mm Adjustable Range Heavy Duty Steel - ATC-100

Genius Tools Piston Ring Compressor 100mm Length x 90mm–175mm Adjustable Range Heavy Duty Steel - ATC-100 Professional Piston Ring Compressor Tool

Designed for controlled piston ring installation, this adjustable piston ring compressor covers a 90mm to 175mm range for broad passenger-vehicle fitment. Its 100mm overall length helps keep compression consistent around the ring during engine assembly work.

Built from sheet steel with a blue oxide finish, the tool is made for repeated shop use while supporting reliable adjustments. Two spring steel bands apply even pressure, and a thumb locking mechanism helps secure the set diameter quickly.

Key Benefits

• Adjustable 90mm–175mm range supports common passenger vehicle piston sizes.
• 100mm overall length provides stable coverage during piston ring compression.
• Sheet steel construction with blue oxide finish helps resist corrosion.
• Two spring steel bands distribute pressure evenly to protect piston rings.
• Thumb locking mechanism enables quick sizing changes and secure holding.
• Meets or exceeds ANSI standards for professional safety and consistency.
• Backed by Genius Tools Limited Lifetime Warranty against manufacturer defects.

SKU PR-1755 is intended for professional technicians who need dependable piston ring compression across multiple jobs. Its durable steel build, even-pressure band design, and straightforward thumb lock support repeatable results and long-term service life in demanding workshop conditions.