7.5 inch gas strut Product Specifications: 7.5in 20lb Force: 89N; Gas Shock Strut Spring Lift Support. Extended Length: 7.5 in. Compressed Length: 5.25 in. The Product connector is 10 mm Nylon Socket type. End fitting 10mm ball stud | Gas Shock Interchange Number: 4533BE,4567QQ,8195620,8334IH,C1602584A,C16-02584A,C1615045,C16-15045,CS750-20,ML1120,ML11-20,ML-11-20,ML3120,ML31-20,ML-31-20,NI290020,NI2900-20,NI-290020,NI-2900-20,NI490020,NI4900-20,NI-490020,NI-4900-20,SE075P20,SE200A-20,SG459008,SL1120,SL11-20,SL-1120,SL-11-20,SL11201,SL11-20-1,SL-11201,SL-11-20-1,SL11205,SL11-20-5,SL-11205,SL-11-20-5,SL3120,SL31-20,SL-3120,SL-31-20,SL31201,SL31-20-1,SL-31201,SL-31-20-1,SL31205,SL31-20-5,SL-31205,SL-31-20-5 | Replacement Parts Application: Gas shock spring strut replacement for sentry safe door rv overhead cabinet box lid. Please compare the interchange number and dimensions with the OEM gas spring before purchasing | Package Content: Package contains gas springs x2, mounting brackets x4, screws x10. Installation with a flat screwdriver, no special tools required | About Support: HUOPO offer a 13-month service. Let us know your concerns about HUOPO products. Contact us via Amazon Mail. Our customer service team will respond quickly and within 12 hours to give you a pleasant shopping experience