Innovative designs. Unmatched quality and dependability. Unparalleled customer service. Since bursting onto the market in 1963 with a handful of thoughtfully engineered products designed for climbers and mountaineers, these three core principles are what has set CMI apart. Today our line includes products designed with a wide variety of uses in mind. Our close partnerships with arborists, ropes course professionals, and fire service and industrial safety experts have enabled us to develop elegant solutions to the unique challenges these professionals face.

CMI NFPA Rescue 8 $39.82 R1000NFPA Big enough to handle the largest ropes--two of them. Extended horns on the upper ring prevent rope from sliding up and locking when tying off. Certified to NFPA 1983-95 Edition.

CMI 2" Double Pulley $55.40 RP119 Stainless Steel sideplates, two 2" Aluminum sheaves, Bearing, and Stainless Steel axle. MBS Rope 8000lbs Capacity 1/2" Size 5x2.5in Efficiency 90.6%

CMI 2"Single Pulley $41.80 RP117 Stainless Steel sideplates, 2" Aluminum sheave, Bearing, and Stainless Steel axle. MBS Rope 8000lbs Capacity 1/2" Size 5x2.5in Efficiency 90.6%

CMI 3.5" Single Pulley $65.35 RP122 Stainless Steel sideplates, 4" Aluminum sheave, Bushing, and Stainless Steel axle. MBS 20,000 lbs Rope Capacity 5/8" Size 8 x 4.75" Efficiency 92.3%

CMI 3.5" Double Pulley $135.95 RP124 Stainless Steel sideplates, two 4" Aluminum sheaves, Bushing, and Stainless Steel axle. MBS 20,000 lbs Rope Capacity 5/8" Size 8 x 4.75" Efficiency 92.3%

CMI Arbor Pulley $109.85 RP130 Designed for use in false crotch systems to help save wear and tear on Bull ropes. Upper bushing maximizes sling strength and wide sideplates protect the rope from contact with rough bark. The upper bushing will accomodate slings up to 3/4" in diameter; the 3" lower sheave will accept bull ropes up to 5/8" diameter. Stainless Steel sideplates, 0" sheave, Bushing, and Stainless Steel axle. MBS 20,000 lbs. Rope Capacity 5/8" Size 6.4 x 4" Weight 2.3 lbs.

CMI Arbor Pulley T $188.60 RP131 Designed for use in false crotch systems to help save wear and tear on Bull ropes. Upper bushing maximizes sling strength and wide sideplates protect the rope from contact with rough bark. The upper bushing will accomodate slings up to 3/4" in diameter; the 3" lower sheave will accept bull ropes up to 5/8" diameter. Steel sideplates, 0" sheave, Bushing, and Zinc-plated Steel axle. MBS 40,000 lbs. Rope Capacity 3/4" Size 7 x 5" Weight 5.6 lbs.

CMI Micro Pulley $24.45 RP110 The CMI Micro Pulley. Purple Anodized Aluminum sideplates, 1 1/4" Aluminum sheave, Bushing, and Stainless Steel axle. Excellent for mini haul systems, redirects, "fair lead" climbing systems and much more. 7000 lbs. MBS, 1/2" rope capacity.

CMI Velocity Micro Trolley Pulley $79.95 MICROTROLLEY Stainless Steel sideplates, two 1 1/2" Stainless Steel sheaves, Bearing, and Stainless Steel axle.