Specification Brand : Martin BulletPoint1 : Classical V-belt sheave fits widely available, classical profile V-belts suitable for use in many existing drive designs BulletPoint2 : Class 30 gray cast iron for resistance to wear and galling BulletPoint3 : C belt or cross section BulletPoint4 : Three grooves for multiple or banded belt use BulletPoint5 : Versatile Usage: Perfect for various high-altitude tasks, the Zoorse block and tackle pulley system is ideal for activities such as rock climbing, mountain rescue, tower work, and outdoor training, ensuring flexibility for different scenarios." ExternallyAssignedProductIdentifier1 : 697950113517 ExternallyAssignedProductIdentifier2 : 0697950113517 ExternallyAssignedProductIdentifier3 : 00697950113517 IncludedComponents : 1 x Double pulleys with Rope ItemName : Martin 3 C 75 SF Conventional QD Sheave, C Belt Section, 3 Grooves, SF Bushing required, Class 30 Gray Cast Iron, 7.9" OD, 3140 max rpm, 7.5" Pitch Diameter ItemPackageDimensions_Height : 9.144 centimeters ItemPackageDimensions_Length : 23.368 centimeters ItemPackageDimensions_Width : 21.59 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : rigging-sheaves Manufacturer : MARTIN Material : Cast Iron MaximumRotationalSpeed : 3140 rpm ModelNumber : 1064740 NumberOfItems : 1 NumberOfTeeth : 75 PartNumber : 3 C 75 SF ProductDescription : Browning, 33V500SDS, Fixed Pitch Sheave, 3 Groove(s), 5 Inch Diameter, SDS Bushing Required, Used with 3V Belts ProductSiteLaunchDate : 2010-11-10T00:00:01-00:00 Size : 3140 max rpm Style : 7.5" Pitch Diameter SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 26111800