We have JET 550078 JPB-90-1-1/4, 90-lb. 1,250 BPM Paving Breaker with 6-in x 1-1/4-in Bushing with Product Detail Large diameter smooth stroke piston Full control throttle Replaceable front head bushing Four-bolt head-to-cylinder construction Efficient valve chest for low-maintenance . The "JET 550078 JPB-90-1-1/4, 90-lb. 1,250 BPM Paving Breaker with 6-in x 1-1/4-in Bushing" is best product for you. We recommended JET 550078 JPB-90-1-1/4, 90-lb. 1,250 BPM Paving Breaker with 6-in x 1-1/4-in Bushing