BLA Compass - 200 Series Bracket Mount ronstan ratchet orbit block series 40 - cheek anti-clockwise rotation All purpose (AP) blocks are

All purpose (AP) blocks are a great all around solution

The ribbed finish on the tube provides additional positive grip along its full length

bench mounted with the curved handle design allowing for simple operation

Rubber one-way flap with coarse threaded nylon nipple

175322 Clam Vent Height (mm):71   Length (mm):175   Width (mm):172

BLA Compass - 200 Series Bracket Mount ronstan ratchet orbit block series 40 - cheek anti-clockwise rotation All purpose (AP) blocks areEasy to install, and suitable for most small craft for fresh or saltwater operation. Features: 65mm apparent card diameter 2 accuracy, marked in 5 graduations Adjustable compensators Jewelled pivot movement assembly Individually balanced dials for precision 12 volt red illumination Adjustable sun visor