The Cowboys have agreed to acquire defensive end Robert Quinn from the Miami Dolphins for a sixth-round draft pick in a trade to bolster the Dallas pass rush while the club works on a long-term contract for DeMarcus Lawrence.The deal announced Thursday also gives the Cowboys another option while they wait to see if Randy Gregory will play in 2019 after his fourth substance-abuse suspension. Gregory is suspended indefinitely Womens Jason Sanders Jersey , but the Cowboys are hopeful he can be reinstated before the season.The trade is Miami’s latest effort to reduce payroll in a youth movement under new coach Brian Flores. The 28-year-old Quinn had a base salary of $11.8 million with Miami this year, the last season of a $57 million, four-year deal he signed while still with the Rams.The Cowboys have put the franchise tag on Lawrence for the second straight year. The 26-year-old hasn’t signed the offer, worth $20.5 million Durham Smythe Jersey , after doing so almost immediately a year ago.Quinn, 28, started every game last year and had 6 1/2 sacks to increase his career total to 69 in eight NFL seasons. In his only season with Miami, he was part of a defense that ranked 29th and allowed a franchise-record 6 … inn-jersey ,257 yards.He had a career high 19 sacks in 2013, when he was an All-Pro with the Rams.Quinn is the third veteran defensive end to leave the Dolphins since the season ended. Cameron Wake signed with the Titans and Andre Branch was released.Lawrence played under a $17.1 million tag last season, earning his second straight season of double-digit sacks with 10½ after finishing tied for second in the NFL with 14 1/2 in 2017.Not long after another Pro Bowl season in 2018, Lawrence took to Twitter to indicate he’s now looking for a long-term deal. If he doesn’t sign the one-year tender under the franchise tag Womens A.J. Derby Jersey , Lawrence can skip offseason workouts without being fined.The Cowboys and Lawrence have until July 15 to work out a long-term deal, but there haven’t been any indications that the sides are close. Executive vice president Stephen Jones said at league meetings this week that talks were at an impasse. Free agent running back Ty Montgomery also has Miami on his itinerary as well as the Jets, Ian Rapoport of NFL Media reports. He will visit with the Dolphins on Friday. Montgomery is at the Jets’ facility today.The Dolphins need veteran depth with in their backfield to go with Kenyan Drake, Kalen Ballage and Kenneth Farrow. Montgomery Akeem Spence Jersey , 26, played six games with the Ravens after being traded from Green Bay on Oct. 30. He had 25 touches for 148 yards in Baltimore.Montgomery played receiver in his first season in Green Bay after it made him a third-round pick in 2015. He appeared in 30 games with 11 starts in the next 2 1/2 seasons with the Packers as a running back.He had 177 rushes for 849 yards and seven touchdowns in his career with Green Bay, while catching 97 passes for 827 yards and three scores. He also returned 35 kickoffs for a 22.7 yards average, though no one in Green Bay soon will forget the fumble Montgomery lost against the Rams last season.