diff --git a/Common_FAST.mlse b/Common_FAST.mlse
index 0e5bb22..34a8e5e 100644
--- a/Common_FAST.mlse
+++ b/Common_FAST.mlse
@@ -931,7 +931,7 @@ function SpecCalcEncumbrance( vtTool, vtArm, ptMin, ptMax, bSaw, bChain, dTLen,
    local dHeadBack = 350
    if bSaw then
       if vtTool:getX() > 0 and abs( vtTool:getY()) < 0.088 and abs( vtTool:getZ()) < 0.088 then
-         dHeadBack = 50 + 0.5 * dTDiam * sqrt( 1 - vtTool:getX() * vtTool:getX())
+         dHeadBack = 50 + 0.5 * dTDiam * sqrt( 1 - vtTool:getX() * vtTool:getX()) + EgtIf( EMC.CNT == 1, 10, 0)
       elseif abs( vtTool:getZ()) < 0.26 and abs( vtTool:getX()) < 0.35 then
          dHeadBack = EgtIf( vtArm:getX() < 0, 540, 350)
       elseif abs( vtTool:getZ()) < 0.26 and abs( vtTool:getX()) < 0.71 then
@@ -1022,7 +1022,7 @@ function SpecCalcEncumbrance( vtTool, vtArm, ptMin, ptMax, bSaw, bChain, dTLen,
    local dHeadFront = 350
    if bSaw then
       if vtTool:getX() < 0 and abs( vtTool:getY()) < 0.088 and abs( vtTool:getZ()) < 0.088 then
-         dHeadFront = 50 + 0.5 * dTDiam * sqrt( 1 - vtTool:getX() * vtTool:getX())
+         dHeadFront = 50 + 0.5 * dTDiam * sqrt( 1 - vtTool:getX() * vtTool:getX()) + EgtIf( EMC.CNT == 1, 10, 0)
       elseif abs( vtTool:getZ()) < 0.26 and abs( vtTool:getX()) < 0.35 then
          dHeadFront = EgtIf( vtArm:getX() > 0, 540, 350)
       elseif abs( vtTool:getZ()) < 0.26 and abs( vtTool:getX()) < 0.71 then