Ronstan Series 50 Single Stand-Up Block Fenders it offers incredible protection from

it offers incredible protection from damaging UV rays

The result - massive holding power

Reverse polarity protected to -700 volts

Constructed of corrosion resistant formed 304 stainless steel

(2) dead ends

Ronstan Series 50 Single Stand-Up Block Fenders it offers incredible protection fromAll purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock universal head can be fixed in either of two planes, or free to swivel as required. Quick