Wichard 70mm Single Wire Block with Swivel Select (See Table Below):WB-30071 70MM S/S BLK: SNGLE/SW-7MM WRE - EACH The Boat Safety Scheme states

The Boat Safety Scheme states that "an approved bubble tester is highly recommended"

OEM Mercury Mariner Engine Part PLUNGER NOW DISC 48315A5 48-315A5

46 EACH PS-V1250-SWC Silver / White / Charcoal 12mm x 50m Roll £65

Inc VAT Unit AL-2040-TII Single Tii-On no shackle 58 5 - 10 800 180 35 £38

It uses true sine wave Alternating Current to exactly replicate domestic current

Wichard 70mm Single Wire Block with Swivel Select (See Table Below):WB-30071 70MM S/S BLK: SNGLE/SW-7MM WRE - EACH The Boat Safety Scheme states70mm Single wire block with swivel head. Wire blocks with aluminium sheave. Plain bearing for strength & reliability. Spec Sheet Part Description Bearing Type H mm W mm T mm Work Kg Break Load Kg RRP Inc VAT Unit WB 30071 70mm dia sheave 7mm wire + swivel Plain Bearing 150 70 17 1200 1790 93. 61 EACH