Specification Brand : K&M BulletPoint : 689-Aluminum Finish BulletPoint1 : Heavy-duty mechanical suspension with 4 springs and 4in. vertical suspension stroke BulletPoint2 : Suspension weight adjustment system accommodates operators weighing 176 to 330 lbs. BulletPoint3 : Adjustable backrest adds comfort and versatility BulletPoint4 : Air lumbar support helps to prevent lower back pain BulletPoint5 : Adjustable foldup armrests allow for easy seat entrance/exit CompatibleWithVehicleType : Truck ItemName : K&M Uni-Pro KM 502 Seat with Mechanical Suspension - 330-Lb. Capacity, Vinyl, Model Number 8396 ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 15 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 1 ItemTypeKeyword : hardware-support-arms Manufacturer : K & M Material : Vinyl NumberOfItems : 1 PartNumber : 3484573 ProductDescription : The K&M Uni Pro KM 502 Seat with Mechanical Suspension assembly is the ideal replacement for your wheel loader, excavator, dozer, articulated dump truck, or other heavy construction equipment. The adjustable backrest and air lumbar support help you sit comfortably all day long. Meets ISO 7096 specifications for vibration isolation. ProductSiteLaunchDate : 2017-01-06T07:33:04.636Z Size : One Size UnitCount : 1