Altra Arrows Glue In Point .166 100 gr. 350-400 Spine Silver. Perfect for Target & 3-D shooting Specifications for Altra Arrows Glue In Point .166: Manufacturer: Altra Arrows Color: Silver Features of Altra Arrows Glue In Point .166: Comes in 12 pk QTY Available in two sizes for optimal fitment: 250-300 or 350-400 spine 80 100 & 120 Grain Options Accepts micro FMS insert weights Package Contents: Altra Arrows Glue In Point .166 Altra Arrows AA-PT-00005: Glue In Point .166 100 gr. 350-400 Spine Silver