Specifications

Piston ring compressor
1.3" height , capacity 2" to 5" (50-125mm)
2.4" height,capacity 3.5" to 7" (90-175mm)

Piston ring compressor
1.Size: 3" height , capacity 2" to 5" (50-125mm),4" height,capacity 3.5" to 7" (90-175mm).
2.Self locking ratchet pawl prevents premature release and allows positive locking action