Compliance With Following National / International Standards: ASTM D1831, MIL G 10924 Also availabe in 2 Cylinders / 4 Cylinders. This test method covers determination of the changes in the consistency, as measured by cone penetration, of lubricating greases when worked in the roll stability test apparatus. Further details available on our website. Price and specifications mentioned here are subject to change as per the application, customer requirements and prevailing market conditions. Please refer to us for the final rates and offer.