CLGR® Flat Mount Pulley Blocks Single Sheaves, also known as Flat Mount Wire Rope Block Single.
This flat mount pulley block features a single sheave design for efficient rope or cable handling.
The flat mounting allows easy installation on flat surfaces, beams, or frames. Built for smooth operation, it reduces friction and wear during lifting or pulling tasks.
Ideal for rigging, garage use, or workshop applications where space is limited.
Brand | CLGR® |
Surface Finished | Zinc plated |
Sheave | Single sheave |
Size | 1½”, 2″, 2½”, 3″, 3½”, 4″, 5″. |
Other Information | Custom sizes and capacities are available at request |

Part No. | Size | SWL/LBS | Diam | ∅ | L | A | B | C | D | Weight(KG) |
CRFMBSS-1 | 1½” | 525 | 3/16″ | 38 | 48 | 41 | 52 | 37 | 17.5 | 0.15 |
CRFMBSS-2 | 2″ | 600 | 3/16″ | 50 | 60.5 | 54 | 52 | 37 | 17.5 | 0.25 |
CRFMBSS-3 | 2½” | 685 | 1/4″ | 63.5 | 75 | 67 | 52 | 37 | 17.5 | 0.4 |
CRFMBSS-4 | 3″ | 800 | 1/4″ | 75 | 90 | 80 | 52 | 37 | 17.5 | 0.58 |
CRFMBSS-5 | 3½” | 1550 | 5/16″ | 88 | 111 | 95 | 92.5 | 68.5 | 25.5 | 1.2 |
CRFMBSS-6 | 4″ | 1700 | 3/8″ | 100 | 125 | 108 | 93 | 69 | 25.5 | 1.6 |
CRFMBSS-7 | 5″ | 1850 | 3/8″ | 125 | 151 | 134 | 93 | 69 | 25.5 | 2.4 |