Groco Tail Piece 90 Degree 1-1/4 in. Boat Bright Fiddle block with swivel shackle

Fiddle block with swivel shackle

Like all Black Magic blocks

Pushes straight in

commonly called 72 COLREGs

Groco Tail Piece 90 Degree 1-1/4 in. Boat Bright Fiddle block with swivel shackleTAIL PIECES TPC SERIES 90 DEGREE BRONZE TAIL PIECE TP and TPC Series tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV Series seacocks or with any product with straight male pipe thread. The use of TP and TPC Series tail pieces on products with NPT (tapered) pipe thread is recommended only for low pressure applications, and then only with a generous application of pipe sealant or thread tape.