diff --git a/src/bins.js b/src/bins.js
index <HASH>..<HASH> 100644
--- a/src/bins.js
+++ b/src/bins.js
@@ -169,7 +169,7 @@ module.exports = function(RAW_GENOME_DATA) {
 
   return {
     uniformBinMapper: function(binWidth) {
-      var name = 'uniform_' + binWidth + '__bin';
+      var name = 'uniform_' + binWidth + 'Mb__bin';
       if(!isNumber(binWidth)) {
         throw new Error('binWidth must be numeric: ' + binWidth);
       }
diff --git a/src/genomes.js b/src/genomes.js
index <HASH>..<HASH> 100644
--- a/src/genomes.js
+++ b/src/genomes.js
@@ -20,6 +20,10 @@ Genomes.prototype.binCount = function() {
   return this._bins.length;
 };
 
+Genomes.prototype.getBin = function(idx) {
+  return this._bins[idx];
+};
+
 Genomes.prototype.each = function(iteratee) {
   _.forEach(this._genomesArray, function(region) {
     iteratee(region, region.name);
Fix for uniform bin mapper request. Get bin by global idx.