air grease pump inside dia.220mm, inside high 340mm, available for 1-3# grease air grease pumppressure rate:50:1die of cylinder:70mmoile comsume:800g?minair pressure:0.6-0.8mpatravel:35mmoutput pressure:30-40mpacubage:13Lhose:1/4"×2w×4mN.W/G.W:15/16kgsThis item inside dia.220mm, inside high 340mm, available for 1-3# grease air grease pump SL-TC201H