Product Description: The Buckingham steel climber is an exceptional value due to low cost, durability, and strength(rated to 350 lbs per pair). They are available with 3-1/2" permanent or 2-3/4" replaceable treegaffs. Replacement tree and 1-3/4" pole gaffs sold seperately. All our Buckingham climbers have a contoured shank for ankle relief and comfort and straightstirrups. Sleeves adjust from 16-1/4" to 18-3/4". They are available as a complete set or without straps and pads so you can build your perfectclimber. Replacement parts also available.