Spokes on Southern to pour vertical flights of Sierra Nevada’s Narwhal on Friday

Spokes on Southern in Tempe will be pouring rare vertical flights of Sierra Nevada Narwhal imperial stout at 5 p.m. Friday.

The restaurant and bar will have the 2013, 2014, and 2015 versions of the velvety smooth black ale — rated 99 out of 100 on RateBeer.com — on tap.

The California brewery’s local rep, Ben VanderMeer, will be handing out swag.