RAM® Track Ball™ Quick-Release Base with C Size 1.5" Ball | RAP-383U RAM-B-138-GA75LU and a double socket arm

and a double socket arm for reliable strength in any environment

and charter boat mounting applications

Part Number: RAP-HOL-UN10B-354-TRA1U

Material: High-strength composite and stainless steel

5" Ball with a flat 3" x 11" rectangular mounting plate

RAM® Track Ball™ Quick-Release Base with C Size 1.5" Ball | RAP-383U RAM-B-138-GA75LU and a double socket armThe RAP 383U is a quick release track base that adds a RAM C Size 1. 5" ball to compatible gear track systems. A simple twist of the ball loosens or tightens the base, allowing it to slide along the track for fast repositioning. Its high strength composite construction makes it well suited for marine and outdoor mounting applications where accessories may need to be moved or removed frequently. Key Features Quick release track mounting design Slides