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Miscellaneous Descenders

Naturally, there are a few devices that don't fit into the previous categories. There are brake-bar type devices, squeeze brakes, complex plates and other oddities here. Sometimes I think that any irregular piece of metal with a hole in it can be used for rappelling. In any case, enjoy…

Gallery

Image ID Device Description Acquired Weight Height Width Thickness Std. volume
Air Force Lowering Device 453
581
1239
1394
Air Force Lowering Device Stamped plated steel frame, captured sliding brake bar, snap hook. For 19 mm. tubular webbing.
  • Para-Gear, 1984
  • Check Six Aviation, 2000
  • Michael Bing, 2009
  • Paul Cherubino, 2013
106 101 32 21 68
Aldo Moschino 1016 AldoMoschino Chrome-plated steel frame /w 3 rotatingbars, pivoting arm /w 1 rotating bar, swivel eye Andrea Rambaldi, 2006 535 186 49 46 421
Atlas Descent-Master, Version A 913 Atlas Descent-Master, Version A
Danger!
Cast unfinished Al, wrap device withhinged control arm, snap hook attachment Ann Dunn, 2002 841 206 51 101 1061
Atlas Descent-Master, Version B 1227 Atlas Descent-Master, Version B
Danger!
Cast unfinished Al, wrap device with hinged control arm, snap hook attachment, wire safety Gary Lubra, 2009 807 206 50 92 953
Atlas Descent-Master, Version C 960 Atlas Descent-Master, Version C
Cast unfinished Al, wrap device with hinged control arm, snap hook attachment, wire safety John Klewicki, 2004 955 211 51 91 985
1476 BG Gear SQWUREL, Version A Milled plate eight /w snake bars Luke Galyan, 2016 162 95 166 10 151
1477 BG Gear SQWUREL, Version B Milled plate eight /w snake bars BG Gear, 2016 158 90 166 10 145
Bonaiti Robot 454
1305
Bonaiti Robot Forged? bent frame /w two horns, unfinished, pivoting steel bar, flat back
  • Unknown, 1970s
  • Avri Keren, 2011
142 145 53 33 254
Canyons & Crags Totem 1184 Canyons & Crags Totem Milled Al, soft anodized, 2 eyes, 8-type rope hole, 2 sticht-type slots Canyons & Crags, 2008 134 191 63 10 122
Canyons & Crags Totem 2441 Canyons & Crags Totem CRT Milled Al, soft anodized, oval eye, three round eye holes, 8-type rope hole, 2 T-horns, 2 sticht-type slots Canyons & Crags, 2017 278 216 121 12 303
1485 Carabiner Plate Milled Al, 2 slots, round eye Dr. Gary D. Storrick, 2016 102 211 38 6 50
Charlet-Moser 1413 Charlet-Moser Stamped plated steel brake bar Stéphane Pennequin, 2014 76 54 61 55 179
Clou Bi 1005 Clou Bi Large, irregular anodized carabiner Brian Trevalyan, 2005 193 191 93 18 316
CMC Rescue Escape Artist, Version A 1025 CMC Rescue Escape Artist, Version A Pivoting cam on lever between two pinned side plates Rescue Response Gear Inc., 2006 145 101 70 41 286
CMC Rescue Escape Artist, Version B 1155 CMC Rescue Escape Artist, Version B Pivoting cam on lever between two pinned side plates Rescue Response Gear Inc., 2008 183 117 72 37 313
CMC Rescue Escape Artist, Version C (Double Brake) 1165 CMC Rescue Escape Artist, Version C (Double Brake) Pivoting cam on lever between two pinned side plates Rescue Response Gear Inc., 2008 189 113 71 38 302
CMI Guillotine 1442 CMI Guillotine Lemon Milled 2-piece riveted shell /w 4 holes, inner slide /w 4 holes & eye CMI, 2015 126 169 50 12 100
CMI QXD Personal Escape Devic 1200 CMI QXD Personal Escape Device
Lemon
Plate, 22.3 mm. eye ad four 12 mm. rope holes CMI, 2009 103 150 48 10 69
Coat Hanger 456 Coat Hanger
Bent anodized 1/4-in Al rod, designed for hanging clothes. Bedroom closet 98 432 232 12 1203
Coat Hanger 1487 Coe Descender, Version A Steel brake bar on steel oval Kris Wild/Squamish Search & Rescue, 2016 327 101 70 22 155
Coat Hanger 1488 Coe Descender, Version B Long steel brake bar on steel oval Kris Wild, 2016 449 103 109 22 247
Conterra Scarab 1164 Conterra Scarab SS Frame /w 1 slot & 4 ears, SS brake bar Rescue Response Gear Inc., 2008 394 146 67 31 308
Conterra Scarab Ti 1167 Conterra Scarab Ti Ti Frame /w 1 slot & 4 ears, Ti brake bar On Rope 1, 2008 192 133 59 31 246
Figure 0 1083 Figure 0 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 323 173 82 13 184
Figure 1 1075 Figure 1 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 167 173 62 13 138
Figure 2 1076 Figure 2 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 325 175 91 13 205
Figure 3 1077 Figure 3 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 320 175 90 13 204
Figure 4 1078 Figure 4 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 239 175 121 13 274
Figure 5 1079 Figure 5 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 342 173 90 13 200
Figure 6 1080 Figure 6 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 339 173 88 13 197
Figure 7 1081 Figure 7 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 330 173 102 13 229
Figure 9 1082 Figure 9 Home made, milled aluminum plate Dr. Gary D. Storrick, 2007 294 181 90 13 211
Fire Innovations Core 1492 Fire Innovations Core Milled Al, 2 round & one slotted rope holes, slot /w web strap, for 7.5 mm kevlar rope Fire Innovations, 2016 202 162 38 26 161
G. Magnone "Tinplate" 461 Guido Magnone "Tinplate" Welded sheet SS device for carabiner mounting 1978 56 41 45 48 89
Gefner 937 Gefner Homemade Al, 2 short bars between fixed sideplate, third bar on pivot arm Dr. Gary D. Storrick, 2004 146 115 63 39 283
Grivel 1284 Grivel Stainless steel, frame with horn and handle, sliding brake bar, control handle Heinz Steffen Zeidler, 2011 264 192 59 37 414
Homemade 580 Homemade Home-made Al Bill Varnedoe, 2000 292 127 72 59 537
Hopf, Version A 979 Hopf, Version A Homemade Al, three-hole figure eight Dr. Gary D. Storrick, 2005 197 183 112 13 266
Hopf, Version B 1136 Hopf, Version B Al plate, three-hole figure eight Newcastle Ramblers Bushwalking Club, 2007 231 171 180 12 375
Hopf, Version C 1243
1462
Hopf, Version C Al plate, three-hole figure eight, European
  • Kathleen Merritt, 2010
  • David G Keenan II, 2015
183 161 127 12 254
Howell Experimental 1299 Howell Experimental 6Al4V Ti frame /w 2 cantilevered Ti bars Sam Howell, 2011 384 267 113 19 574
J-Bar 462 J-Bar Stainless steel frame & spring, fixed steel bar, 3 aluminum bars, noncommercial Dr. Gary D. Storrick, 1978 620 300 79 75 1778
Kong Hydrobot 1030 Kong Hydrobot Forged anodized Al frame /w two slots, pivoting steel bar Barrabés.com, 2007 186 142 63 21 188
Kong Robot, Version A 455 Kong Robot, Version A Forged bent frame /w two horns, unfinished, pivoting steel bar, grooved back 1992 155 147 53 33 257
Kong Robot, Version B 1435 Kong Robot, Version B Forged bent frame /w two horns, unfinished, pivoting steel bar, grooved back Hanny Piltz, 2015 156 143 48 28 188
Kong Robot, Version B 1024 Kong Robot, Version C Forged bent frame /w two horns, hard anodized, pivoting steel bar, grooved back Barry Duncan, 2006 161 146 53 33 257
Кооператив Титан 468 Кооператив Титан Ti plate with 5 holes, 3 slots, 6 horns and 2 posts. John E. Weinel, Inc., 1989 278 117 161 8 151
Krok Bug 1092 Krok Bug Al plate with 2steel bollards and steel strap on each side, 4 horns PetrenkoWorld, 2007 203 120 85 43 442
Krok Fish 1093 Krok Fish Three small bollards with cross piece and two large bollards on steel back plate. PetrenkoWorld, 2007 819 95 209 30 594
Krok Petal, Version A 1259 Krok Petal, Version A Milled Al plate, 1 slots, 1 hole, 1 horn, 2 grooves Gear4Rocks, 2010 62 117 51 10 61
Krok Petal, Version B 1359 Krok Petal, Version B Milled Al plate, painted, 1 slots, 1 hole, 1 horn, 2 grooves Krok (Alex Dniprovsky & Alex Kostromitinov), 2012 67 116 51 10 59
Krok Spider 1356 Krok Spider Welded rods& plate, 4 slots, 4 horns, dual bollard on rib. Gear4Rocks, 2012 629 171 123 56 1183
Mar-Mex Escapeline 464 Mar-Mex Escapeline Squeeze brake with horn, extruded sides, soft anodized, plastic knob John E. Weinel, Inc., 1985 383 75 104 93 725
Missouri School of Mines 1248 Missouri School of Mines 9.4 mm. steel frame with hollow steel brake bar Stanley Sides, 2009 216 103 80 21 174
New Alp Ring 1138 New Alp Ring, Version A Soft anodized aluminum ring Olivier Peron Caillet, 2008 27 55 55 10 30
New Alp Ring 2427 New Alp Ring, Version B Clear anodized aluminum ring Bob Thrun Collection, 2017 20 44 44 11 21
Petzl Exo Escape System 2440 Petzl Exo Escape System Kit, 15 m. 8.2 mm line, Exo, Carabiner, hook Rock'N'Rescue, 2017 ~225
(Exo only)
117 68 55 441
Petzl Exo Tactical 1260 Petzl Exo Tactical Kit, 7.6-mm cord, Exo Tactical, locking D carabiner, Eashook On Rope 1, 2010 ~225
(Exo only)
117 68 55 433
PFH Pitt Stop, Version A 592 PFH Pitt Stop, Version A Extruded Al, hard-coated oversize brake bar /w tie-off horns Paul MacLeman, 2001 154 90 72 61 394
PFH Pitt Stop, Version B 596 PFH Pitt Stop, Version B Extruded Al, hard-coated oversize brake bar /w tie-off horns Inner Mountain Outfitters, 2001 154 90 72 61 394
PMI PED 545 PMI PED Drilled anodized Al plate. On Rope 1, 1999 44 75 41 13 40
Rescue Technology PED 1213 Rescue Technology PED Drilled anodized Al plate. Rescue Technology, 2009 98 101 68 10 66
Rock Exotica Totem 1436 Rock Exotica Totem Milled Al, soft anodized, 2 eyes, 8-type rope hole, 2 sticht-type slots Edward Bennett, 2015 134 191 63 10 122
Rose Dynescape 2439 Rose Dynescape 506416
Kit, cast Al body,ratchet wheel, plastic handle, with rope, 2 Al locking carabiners, and carry bag. S&E Industrial Supply Co. Inc., 2017 ~1350
Difficult to weigh
326 117 63 2383
Rose Dynescape 1173 Rose Dynescape 506630 Inertia reel descender Barry Line, 2008 15700 515 240 180 22248
Russian Industrial Descender, Version A 470 Russian Industrial Descender, Version A Bent steel plate with hole, 4 slots, 4 horns, dual bollard on rib. John E. Weinel, Inc., 1990 517 150 116 51 887
Russian Industrial Descender, Version B 974 Russian Industrial Descender, Version B Bent steel plate with hole, 4 slots, 4 horns, dual bollard on rib, painted. Ural Sport, 2004 664 153 118 53 956
Russian Petal 471
1253
Russian Petal Irregular cast Al plate, bent, 2 slots, 1 hole, 1 horn, 3 grooves
  • John E. Weinel, Inc., 1990
  • Harald Müller, 2010
96 152 70 21 223
Russian Tri-bollard, Version A 472
2413
Russian Tri-bollard, Version A Two small bollards with cross piece and one large bollard on triangular Al back plate.
  • John E. Weinel, Inc., 1991
  • Bob Thrun Collection, 2017
73 101 80 22 178
Russian Tri-bollard, Version B 1384 Russian Tri-bollard, Version B Two small bollards with cross piece and one large bollard on triangular Al back plate woth horn. Philipp Molzer, 2013 60 72 21 63 95
Sauvtech ISIS  1139 Sauvtech ISIS Al plate, upper arched hole, 2 horns, lower double slot /w one V-groove, round eye Expé Spelemat, 2008  201 192 77 12 177
Sewickley Descender, Version A 954 Sewickley Descender, Version A SMC Brake Bar on 7/16" steel rod oval Dr. Gary D. Storrick, 2004 197 94 63 19 113
Sewickley Descender, Version B 992 Sewickley Descender, Version B SMC Brake Bar on 7/16" steel rod oval Dr. Gary D. Storrick, 2005 197 96 63 19 116
SFD 8 1133 SFD 8 Three-hole eight, linear arrangement Rich Carlson, 2007 122 177 74 10 128
Simond Multicoin #3, Version A 1428 Simond Multicoin #3, Version A Hexentric chock doubling as a descender Denis Pivot, 2013 62 46 44 42 86
Simond Multicoin #3, Version B 1458 Simond Multicoin #3, Version B Hexentric chock doubling as a descender, polished Slade Matthews, 2015 70 47 42 45 88
Sterling ATS 1286 Sterling ATS Soft-anodized bent Al plate, four horns, sobpentagonal rope hole, 2 curved slots, round eye Sterling Rope Company, 2010 102 129 73 20 188
Sterling F4 1228 Sterling F4 Milled Al block /w 4 holes, black handle /w hole and eye. Sterling Rope Company & Rescue Response Gear, 2009 172 144 45 22 142
Storrick Attorack 1231 Storrick Attorack 7.9 mm. SS U-rack /w 16 mm. brake bar Dr. Gary D. Storrick, 2009 126 73 46 16 53
TowMeUp LetMeDown Paragliding Rescue Descender 1015 TowMeUp LetMeDown Paragliding Rescue Descender Anodized aluminum plate /w 19 mm. webbing TowMeUp.com, 2006 84 80 48 10 38
Trefoil 946 Trefoil Three-ended slot (120 degrees) in milled Al plate. Dr. Gary D. Storrick, 2004 73 67 71 13 62
Wagner Brake Bar 953 Wagner Brake Bar Brake Bar for Two Carabiners Dr. Gary D. Storrick, 2004 91 67 40 20 55

Misc. Descender Weight Chart