Ronstan's ultra-lightweight alternative to a block, the Shock (Sheave-less block) is compact, versatile and designed to be used with small diameter line Shocks can be easily attached using a Dyneema Loop or lashing.
Originally designed for kiteboarding control lines, the Shock can be used virtually anywhere on a dinghy you would use a traditional block. They are made of anodized aluminum and are available in red, blue, grey, or green.
|Breaking Load (lbs)||770|
|Breaking Load (kg)||350|
|Max Line Size (in)||0.05 to 0.20|
|Max Line Size (mm)||1.4 to 5.0|
|Note 1||Maximum Attachment: 0.31 in.(wide) / 0.20 in (diameter)|
|Note 2||Maximum Attachment: 8mm (wide) / 5mm (diameter)|