Allen 50mm Single Tii-On Block Select (See Table Below):AL-2050-TII-S 50MM DYNAMIC: SNGL TII-ON+SHAC - EACH Material Phenolic shell

Material Phenolic shell

Power-coated Steel Diaphragm

Brand Sherwood Model P1730C Inlet / Outlet Flanged Ports Drive Type Gear Driven Replacement Impeller SW17000K Repair Kit SW25122 Major Kit

4301 - 18/8 S/S

Under deck tee fitting

Allen 50mm Single Tii-On Block Select (See Table Below):AL-2050-TII-S 50MM DYNAMIC: SNGL TII-ON+SHAC - EACH Material Phenolic shell50mm Single Tii On block The 50mm Dynamic ball bearing block is a new range, suitable for numerous applications. Patented dynamic ball bearing technology utilising high quality 316 stainless steel ball bearings running on a stainless steel axle provides an unsurpassed dynamic load carrying ability. A rope friendly, smooth stainless steel ring in the top of the block holds it together providing maximum strength and durability under load whilst