You can take the crank arm off, put it on a solid floor, concrete works best, rag underneath, put the pedal wrench on then apply your full weigh to the wrench in the correct direction. Jump on it if necessary :)
If its the drive side you will need bricks etc to keep the spider off the floor.
You can take the crank arm off, put it on a solid floor, concrete works best, rag underneath, put the pedal wrench on then apply your full weigh to the wrench in the correct direction. Jump on it if necessary :)
If its the drive side you will need bricks etc to keep the spider off the floor.