1. G232, G233 parameter introduction:
- Material: plastic, rubber
- Weight: G232: 270g, G233: 225g
- Size: length is about 14 cm, hole inner diameter is 2.22 cm
2. G311A, G311-1A parameters:
- Material: rubber + aluminum alloy
- Color: black
- Weight: G311A: 161g, G311-1A: 101g
- Dimensions: G311A length is 135 cm, G311-1A length is 130 cm, bore diameter is 2.22 cm
- Function: anti-skid and shock absorption, relieve palm pressure
