Ronstan Series 30 Ball Bearing Orbit Block - Stand Up Swivel [RF35140] Brand_Kuuma Products If the combined length of

If the combined length of your antenna and all extensions is more than 8 feet

local weather

Box Dimensions: 11"H x 13"W x 16"L WT: 35 lbs

durable zipper closure

Ronstan Series 30 Ball Bearing Orbit Block - Stand Up Swivel [RF35140] Brand_Kuuma Products If the combined length ofSeries 30 Ball Bearing Orbit Block Stand Up Swivel Ball Bearing Orbit Blocks boast the highest strength to weight ratio available. This is achieved through all composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber reinforced composites in the block head, cleat arms and beckets. Features: