Variable bore ram for RS BOP

Specifications

1.Shaffer Type: 2 7/8" - 5"
2.aslo interchange with Rongsheng BOP

Specifications
API 16A standard variable bore ram for BOP
1. Name: variable bore ram
2. Size:2 3/8"--5 7/8"

API 16A variable bore ram for BOP
1. Name: variable bore ram
2. Size:2 3/8"--5 7/8"

BOP variable bore ram (aslo interchange with Rongsheng BOP)
Size: 2-3/8" to 3-1/2", 2-7/8" to 5", 3-1/2" to 5", 3-1/2" to 7", 3-1/2" to 5-1/2", 3-1/2" to 7-5/8", 2-7/8" to 5-7/8"