Factory Direct: 
 Orifice protection pulley cable: single wheel, wheel angle according to traction needs to be placed in any orifice, and locking, nylon wheel 
 Product Number type pore diameter 
 (Mm) Weight 
 (Kg) 
 21241 SH80B 80 4.3 
 21242 SH90B 90 4.9 
 21243 SH100B 100 5.2 
 21244 SH130B 130 6.3 
 21245 SH150B 150 7.6 
 Protection of the cable pulley orifice: a single round, longer fixed positioning mechanism, nylon wheel. 
 Product Number type pore diameter 
 (Mm) Weight 
 (Kg) 
 21271 SH80DA 80 4.3 
 21272 SH90DA 90 4.6 
 21273 SH100DA 100 5.0 
 21274 SH130DA 130 6.9 
 21275 SH150DA 150 9.0