• Tension Gauge Conversion Chart

    Over the past few year Loos Co. has introduced it's new style PT-1, 2 and 3 professional tension gauges to the market. Since many of us are replacing our older model A and B gauges with these new models we are posting the following conversion chart for your convenience. Please give us a call or drop us a line if you have any questions. Good Racing!

    Model A                             Model PT-1


                                3/32            1/8            5/32

      5                           6

      10                         9

      15                        12                14

      20                        16                16

      25                        20                19

      28                        23                21

      30                                           22

      35                                           27               25

      38                                           30               28

      40                                           33               30

      42                                                             33

      44                                                             36

      45                                                             38

      46                                                             39

      47                                                             40





    Model B                           Model PT-2                        Model PT-3


                                3/16            7/32            1/4              9/32

      10                        11

      15                        13               

      18                        15               

      20                        16                18

      22                        18                20

      24                        19                22  

      26                        21                24   
                
      28                        23                25    
               
      30                        25                27               25

      32                        27                29               27

      34                        29                31               29

                                                     33               31
                                                     
                                                     36               33                   6

                                                     37               36                   7
                                                                        
                                                                       37                   9

                                                                                             10

                                                                                             11

                                                                                             12

                                                                                             14

                                                                                             16

                                                                                             18
                                                                                            
                                                                                             20

                                                                                             25

                                                                 

    Fig.1 Model A© North Sails
    Fig.2 Model PT-1© North Sails