RAM Tough Ball - B Series 1" - with camera thread (0.5 inch) - for Kayaks attribute-no-drill The Track Ball base slides

The Track Ball base slides into virtually any track system

B-size arms: 44mm (1

Ball size: B-Size

Overall length: 137mm (5

72kg (6 lb) standard use

RAM Tough Ball - B Series 1" - with camera thread (0.5 inch) - for Kayaks attribute-no-drill The Track Ball base slidesRAP B 379U 252050 KAY1 RAM Tough Ball with 1 4" 20 x . 50" Threaded Stud for Kayaks (B Size) The RAP B 379U 252050 KAY1 is a RAM Tough Ball with a 1" B size rubber ball on a 1 4" 20 x . 50" stainless steel stud, supplied with a tooth lock washer for extra grip in kayak and marine fit outs. The 1 4" 20 thread matches the standard camera hole, giving you a B size ball for any B size RAM double socket arm. Key Features 1 4" 20 x . 50" male thread,