Fix pointer's incorrect position setting. Also fix styles for the proper pointer displaying.

dist/rzslider.js

 /*! angularjs-slider - v6.2.2 - 
  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> - 
  https://github.com/angular-slider/angularjs-slider - 
- 2017-05-26 */
+ 2017-05-29 */
 /*jslint unparam: true */
 /*global angular: false, console: false, define, module */
 (function(root, factory) {
@@ -950,7 +950,10 @@
         this.handleHalfDim = handleWidth / 2;
         this.barDimension = this.getDimension(this.fullBar);
 
-        this.maxPos = this.barDimension - handleWidth;
+        // @customcode: Here we should get fullBar width otherwise we'll have serious bug with position rounding.
+        // Original:
+        // this.maxPos = this.barDimension - handleWidth;
+        this.maxPos = this.barDimension;
 
         this.getDimension(this.sliderElem);
         this.sliderElem.rzsp = this.sliderElem[0].getBoundingClientRect()[this.positionProperty];

dist/rzslider.min.css

-/*! angularjs-slider - v6.2.2 -  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> -  https://github.com/angular-slider/angularjs-slider -  2017-05-26 */
-.rzslider{position:relative;display:inline-block;width:100%;height:4px;margin:35px 0 15px 0;vertical-align:middle;user-select:none}.rzslider.with-legend{margin-bottom:40px}.rzslider[disabled]{cursor:not-allowed}.rzslider[disabled] .rz-pointer{cursor:not-allowed;background-color:#d8e0f3}.rzslider[disabled] .rz-draggable{cursor:not-allowed}.rzslider[disabled] .rz-selection{background:#8b91a2}.rzslider[disabled] .rz-tick{cursor:not-allowed}.rzslider[disabled] .rz-tick.rz-selected{background:#8b91a2}.rzslider span{position:absolute;display:inline-block;white-space:nowrap}.rzslider .rz-base{width:100%;height:100%;padding:0}.rzslider .rz-bar-wrapper{left:0;z-index:1;width:100%;height:32px;padding-top:16px;margin-top:-16px;box-sizing:border-box}.rzslider .rz-draggable{cursor:move}.rzslider .rz-bar{left:0;z-index:1;width:100%;height:4px;background:#d8e0f3;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}.rzslider .rz-selection{z-index:2;background:#0db9f0;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}.rzslider .rz-pointer{top:-14px;z-index:3;width:32px;height:32px;cursor:pointer;background-color:#0db9f0;-webkit-border-radius:16px;-moz-border-radius:16px;border-radius:16px}.rzslider .rz-pointer:after{position:absolute;top:12px;left:12px;width:8px;height:8px;background:#fff;-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;content:''}.rzslider .rz-pointer:hover:after{background-color:#fff}.rzslider .rz-pointer.rz-active{z-index:4}.rzslider .rz-pointer.rz-active:after{background-color:#451aff}.rzslider .rz-bubble{bottom:16px;padding:1px 3px;color:#55637d;cursor:default}.rzslider .rz-bubble.rz-limit{color:#55637d}.rzslider .rz-ticks{position:absolute;top:-3px;left:0;z-index:1;width:100%;height:0;margin:0;list-style:none;box-sizing:border-box}.rzslider .rz-ticks-values-under .rz-tick-value{top:auto;bottom:-32px}.rzslider .rz-tick{position:absolute;top:0;left:0;width:10px;height:10px;margin-left:11px;text-align:center;cursor:pointer;background:#d8e0f3;border-radius:50%}.rzslider .rz-tick.rz-selected{background:#0db9f0}.rzslider .rz-tick-value{position:absolute;top:-30px;transform:translate(-50%,0)}.rzslider .rz-tick-legend{position:absolute;top:24px;max-width:50px;white-space:normal;transform:translate(-50%,0)}.rzslider.rz-vertical{position:relative;width:4px;height:100%;padding:0;margin:0 20px;vertical-align:baseline}.rzslider.rz-vertical .rz-base{width:100%;height:100%;padding:0}.rzslider.rz-vertical .rz-bar-wrapper{top:auto;left:0;width:32px;height:100%;padding:0 0 0 16px;margin:0 0 0 -16px}.rzslider.rz-vertical .rz-bar{bottom:0;left:auto;width:4px;height:100%}.rzslider.rz-vertical .rz-pointer{top:auto;bottom:0;left:-14px!important}.rzslider.rz-vertical .rz-bubble{bottom:0;left:16px!important;margin-left:3px}.rzslider.rz-vertical .rz-ticks{top:0;left:-3px;z-index:1;width:0;height:100%}.rzslider.rz-vertical .rz-tick{margin-top:11px;margin-left:auto;vertical-align:middle}.rzslider.rz-vertical .rz-tick-value{top:auto;left:24px;transform:translate(0,-28%)}.rzslider.rz-vertical .rz-tick-legend{top:auto;right:24px;max-width:none;white-space:nowrap;transform:translate(0,-28%)}.rzslider.rz-vertical .rz-ticks-values-under .rz-tick-value{right:24px;bottom:auto;left:auto}
\ No newline at end of file
+/*! angularjs-slider - v6.2.2 -  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> -  https://github.com/angular-slider/angularjs-slider -  2017-05-29 */
+.rzslider{position:relative;display:inline-block;width:100%;height:4px;margin:35px 0 15px 0;vertical-align:middle;user-select:none}.rzslider.with-legend{margin-bottom:40px}.rzslider[disabled]{cursor:not-allowed}.rzslider[disabled] .rz-pointer{cursor:not-allowed;background-color:#d8e0f3}.rzslider[disabled] .rz-draggable{cursor:not-allowed}.rzslider[disabled] .rz-selection{background:#8b91a2}.rzslider[disabled] .rz-tick{cursor:not-allowed}.rzslider[disabled] .rz-tick.rz-selected{background:#8b91a2}.rzslider span{position:absolute;display:inline-block;white-space:nowrap}.rzslider .rz-base{width:100%;height:100%;padding:0}.rzslider .rz-bar-wrapper{left:0;z-index:1;width:100%;height:32px;padding-top:16px;margin-top:-16px;box-sizing:border-box}.rzslider .rz-draggable{cursor:move}.rzslider .rz-bar{left:0;z-index:1;width:100%;height:4px;background:#d8e0f3;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}.rzslider .rz-selection{z-index:2;background:#0db9f0;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}.rzslider .rz-pointer{top:-14px;z-index:3;width:32px;height:32px;cursor:pointer;background-color:#0db9f0;-webkit-border-radius:16px;-moz-border-radius:16px;border-radius:16px;-webkit-transform:translateX(-50%);transform:translateX(-50%)}.rzslider .rz-pointer:after{position:absolute;top:12px;left:12px;width:8px;height:8px;background:#fff;-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;content:''}.rzslider .rz-pointer:hover:after{background-color:#fff}.rzslider .rz-pointer.rz-active{z-index:4}.rzslider .rz-pointer.rz-active:after{background-color:#451aff}.rzslider .rz-bubble{bottom:16px;padding:1px 3px;color:#55637d;cursor:default}.rzslider .rz-bubble.rz-limit{color:#55637d}.rzslider .rz-ticks{position:absolute;top:-3px;left:0;z-index:1;width:100%;height:0;margin:0;list-style:none;box-sizing:border-box}.rzslider .rz-ticks-values-under .rz-tick-value{top:auto;bottom:-32px}.rzslider .rz-tick{position:absolute;top:0;left:0;width:10px;height:10px;margin-left:11px;text-align:center;cursor:pointer;background:#d8e0f3;border-radius:50%}.rzslider .rz-tick.rz-selected{background:#0db9f0}.rzslider .rz-tick-value{position:absolute;top:-30px;transform:translate(-50%,0)}.rzslider .rz-tick-legend{position:absolute;top:24px;max-width:50px;white-space:normal;transform:translate(-50%,0)}.rzslider.rz-vertical{position:relative;width:4px;height:100%;padding:0;margin:0 20px;vertical-align:baseline}.rzslider.rz-vertical .rz-base{width:100%;height:100%;padding:0}.rzslider.rz-vertical .rz-bar-wrapper{top:auto;left:0;width:32px;height:100%;padding:0 0 0 16px;margin:0 0 0 -16px}.rzslider.rz-vertical .rz-bar{bottom:0;left:auto;width:4px;height:100%}.rzslider.rz-vertical .rz-pointer{top:auto;bottom:0;left:-14px!important}.rzslider.rz-vertical .rz-bubble{bottom:0;left:16px!important;margin-left:3px}.rzslider.rz-vertical .rz-ticks{top:0;left:-3px;z-index:1;width:0;height:100%}.rzslider.rz-vertical .rz-tick{margin-top:11px;margin-left:auto;vertical-align:middle}.rzslider.rz-vertical .rz-tick-value{top:auto;left:24px;transform:translate(0,-28%)}.rzslider.rz-vertical .rz-tick-legend{top:auto;right:24px;max-width:none;white-space:nowrap;transform:translate(0,-28%)}.rzslider.rz-vertical .rz-ticks-values-under .rz-tick-value{right:24px;bottom:auto;left:auto}
\ No newline at end of file

src/rzslider.js

@@ -954,7 +954,10 @@
         this.handleHalfDim = handleWidth / 2;
         this.barDimension = this.getDimension(this.fullBar);
 
-        this.maxPos = this.barDimension - handleWidth;
+        // @customcode: Here we should get fullBar width otherwise we'll have serious bug with position rounding.
+        // Original:
+        // this.maxPos = this.barDimension - handleWidth;
+        this.maxPos = this.barDimension;
 
         this.getDimension(this.sliderElem);
         this.sliderElem.rzsp = this.sliderElem[0].getBoundingClientRect()[this.positionProperty];

src/rzslider.less

@@ -96,6 +96,10 @@
     //  -o-transition:all linear 0.15s;
     //  transition:all linear 0.15s;
 
+    // @customecode: These styles need to prevent pointer showing outside of fullBar.
+    -webkit-transform: translateX(-50%);
+    transform: translateX(-50%);
+
     &:after {
       content: '';
       width: @handlePointerSize;