they can be used for heavy loads and semi-static lines

D diameter (mm)4

330mm long x 115mm wide

trampoline

stainless steel and plastic reinforced parts to provide enhanced reliability

Ronstan Series 40 Ball Bearing Orbit Block™, with Dyneema® Link Head and Low Profile Integrated Becket RF45111 SAIL BOAT HARDWARE they can be used forSERIES 40 BALL BEARING RF45111 FEATURES Ultra Lightweight Low friction 2 stage Orbital ball bearing system Highest working load in its class Low profile and compact High performance cleating Ultra low profile becket Easily fitted and securely retained Dyneema Link head Sheave 40 mm Max. Rope 9 mm Max. Cable mm Pin mm M. W. L. 325 kg B. L. 700 kg Weight 36 g