The RAM-B-176-C1U Features:
· Warranty: Manufacturer's, National Products Inc., Life Time Warranty
· Mount Material: Black powder coated marine grade aluminum
· Mount Ball Size: RAM 1 inch solid rubber ball
· Camera Base: RAM-B-202AU 2.5 inch plate with 1/4"-20 aluminum camera stud
· Arm Type: RAM-B-201U arm with dual 1 inch sockets
· Arm Length: Standard length of 3 inches between socket centers. The arm is 3.69 inches in total length.
· Base Type: RAM-B-342U is designed to fit fork stems from 1/2 inch to 1 1/4 inch ID or 13mm to 32mm ID.
The RAM-B-201U-A is a short "A" arm alternative that is 1.75 inches long when measured between socket centers. The total length of the arm is 2.38 inches. The RAM-B-201U-C long "C" arm is also available.
Please see Technical Specs for more details or click on the above parts for more information. 
